Italian Mai, Diavolo, Ma Poi: Emphasis Words (B1 Guide)

🔍 In short. Italian reinforcers are little words speakers slip into questions, exclamations, and negatives to add surprise, irritation, or curiosity. The most common is mai, which turns che fai? (“what are you doing?”) into che mai fai? (“whatever are you doing?”). The same job is done by diavolo, cavolo, diamine, and folk expressions like per amor del cielo. On the other side, altro after a question word covers English “else” (dove altro? = “where else?”), and the formal altrove covers “elsewhere”. Finally ma poi opens a fresh point in a heated chat, like English “and besides” or “anyway”. This B1 guide walks through every Italian reinforcer with examples, register notes, and a Friday-night bar dialogue in Bergamo.

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What Italian reinforcers do

Picture a friend in Bergamo coming home late, soaked from the rain, dropping the keys for the third time. The neutral question is che fai?. The loaded question, the one that lets the irritation through, is ma che diavolo fai?. Italian reinforcers do exactly this: they take a plain interrogative or exclamative and crank up the temperature. The whole family of italian reinforcers shares the same job, with different volume knobs. They signal surprise, doubt, mild anger, or sheer curiosity, depending on the word and the tone. The most useful italian reinforcers at B1 are mai, diavolo, cavolo, diamine, ma poi, altro, altrove, plus a small family of interjections like santo cielo and per amor del cielo.

English uses a similar bag of tricks: “on earth”, “ever”, “the hell”, “the heck”, “else”, “for heaven’s sake”, “and besides”. Each Italian reinforcer maps roughly onto one of those English boosters, but the register and the position in the sentence are different enough that English speakers regularly drop them in the wrong slot. This guide sorts the most common italian reinforcers by what they do, where they sit, and when they sound natural versus forced.

Mai inside questions and exclamations

Among italian reinforcers, the single most flexible one is mai. Used outside questions it means “never” or “ever” in a temporal sense (non ci sono mai stato = “I’ve never been there”). Slipped inside a question after the interrogative word, it adds the flavour English carries with “on earth”, “ever”, or “in the world”. Che fai? is “what are you doing?”. Che mai fai? is “whatever are you doing?”. The grammar is unchanged; the speaker’s stance has shifted from neutral to puzzled, amused, or annoyed.

• Perché mai dovremmo cambiare itinerario adesso che abbiamo già prenotato? Why on earth would we change our route now that we’ve already booked?
• Ma quando mai avrei detto una cosa simile sul suo lavoro! When did I ever say anything like that about her work!
• Chi mai accetterebbe di rifare la presentazione il venerdì alle sette di sera? Who on earth would agree to redo the presentation on a Friday at seven p.m.?
• Che mai si saranno inventati questa volta in ufficio? Whatever have they come up with this time at the office?
• Come mai Cosimo non ha ancora confermato per la cena di sabato? How come Cosimo hasn’t confirmed for Saturday’s dinner yet?

The position of mai is fixed: it goes right after the question word, before the verb. Che fai mai? sounds wrong; che mai fai? is correct. The same applies with auxiliaries: che mai avrò detto?, not che avrò mai detto?. Native speakers occasionally bend this rule for stylistic effect, but the safe pattern for learners is question word + mai + verb.

Come mai: not “however” but “how come”

Of all the italian reinforcers, this one trips up almost every English speaker. Come mai looks like “however” because of the components (come = “how” + mai = “ever”), but its actual meaning is “how come” or “why on earth”. It is the everyday Italian way to ask the reason for something, with a touch of curiosity or mild surprise built in. The neutral question would use perché; come mai says the same thing with warmer interest.

• Come mai Patrizia è ancora in ufficio a quest’ora? How come Patrizia is still at the office at this hour?
• Come mai hanno spostato la riunione di lunedì senza avvisare nessuno? How come they moved Monday’s meeting without telling anyone?
• Come mai la libreria dell’angolo ha le serrande abbassate da una settimana? How come the corner bookshop’s shutters have been down for a week?
• Come mai non hai ancora risposto al messaggio di tua sorella? How come you haven’t answered your sister’s message yet?

If you really want to translate English “however” you need però, tuttavia, or comunque, not come mai. Mix them up and you’ll produce sentences that mean the opposite of what you intend. A good rule for these italian reinforcers: if the English word starts a sentence and contrasts ideas, it’s però; if it introduces a question expressing curiosity about a reason, it’s come mai.

Che diavolo, che cavolo, che diamine

When literary mai feels too mild, the spoken italian reinforcers kit reaches for diavolo (“the devil”), cavolo (“cabbage”, used as a softer cousin), or diamine (a euphemism for diavolo). All three slot in after the question word and before the verb, and all three intensify the question with a clear note of irritation, impatience, or shocked surprise. The English equivalents range from “the hell” through “the heck” down to a polite “on earth”.

• Ma che diavolo stai combinando con tutte queste scatole in corridoio? What the hell are you doing with all these boxes in the hallway?
• Dove cavolo ho lasciato l’ombrello stamattina, in tram o in ufficio? Where the heck did I leave my umbrella this morning, on the tram or at work?
• Chi diavolo ha pensato di programmare il trasloco proprio durante l’acquazzone? Who the hell thought of scheduling the move right during the downpour?
• Che cavolo voleva dirmi tua sorella con quel messaggio di tre righe? What the heck did your sister mean with that three-line message?
• Che diamine ho fatto di sbagliato per meritarmi questa risposta? What on earth did I do wrong to deserve this answer?
• Perché diavolo il responsabile ti chiama sempre il venerdì alle sette? Why the hell does the boss always call you on Fridays at seven?

Register matters here. Diavolo and cavolo are fine among friends and family, in casual chat at the bar, in films and TV shows. They are mildly inappropriate in formal contexts: never in a job interview, a meeting with a client, a written exam. Diamine is the most polite of the three and survives in slightly more formal speech. Stronger forms exist (you will hear them) but they belong to a different register and are out of scope here.

The Treccani entry on diavolo groups these words with what it calls disfemismi: words borrowed from a harsher field (devils, hell, religious oaths) and used as ordinary intensifiers. The borrowing is so old that no Italian today literally pictures the devil when saying che diavolo; the word is simply doing emphasis duty, the way English “the hell” no longer evokes hellfire.

Ma poi, ma allora: opening a new point

Some italian reinforcers don’t sit inside a question but at the start of one. Ma poi is the king of this family. Literally “but then”, it works like English “and besides” or “anyway”, and signals that the speaker is opening a fresh angle in a discussion that has already been going on. It often carries a slight challenge: the speaker is about to push back, to add a complication, to drop a rhetorical question that questions the whole premise of what the other person just said.

• Ma poi, scusa, a chi dovrebbe interessare quello che pensa il vicino di pianerottolo? And besides, who exactly is supposed to care what the next-door neighbour thinks?
• Ma poi, ti sembra normale chiedermi di rifare la presentazione di domenica? And besides, do you think it’s normal to ask me to redo the presentation on Sunday?
• Ma poi, perché tua sorella si è offesa per quella battuta sulla minestra? And besides, why did your sister get upset over that joke about the soup?
• Ma poi, chi te l’ha raccontata questa storia del trasloco a Padova? And besides, who told you this story about the move to Padova?

Closely related is ma allora, which leans more towards “so then” and asks the other person to draw the consequences. Ma allora cosa vuoi che faccia? is “so then what do you want me to do?”. Both ma poi and ma allora, among italian reinforcers, are oral, fluid, slightly heated. You will hear them dozens of times in any animated chat between Italian friends, especially at the bar, around a dinner table, or in a family argument that nobody really wants to win.

Dove mai, quando mai, chi mai

Three combinations with mai deserve their own section among italian reinforcers because they each have a special twist beyond the basic reinforcement pattern. Dove mai asks about location with strong surprise or bewilderment. Quando mai mostly works as a sharp retort. Chi mai asks “who on earth”, usually rhetorically.

Dove mai

• Dove mai si saranno cacciate le chiavi di casa? Wherever did the house keys end up?
• Dove mai trovo un parcheggio gratuito a Bergamo Alta il sabato sera? Where on earth do I find free parking in Bergamo Alta on a Saturday night?
• Dove mai si vede gente che lavora con questo caldo senza condizionatore? Where on earth do you see people working in this heat with no air conditioning?

Quando mai

This one has two lives. As a question, it asks “whenever” with surprise: quando mai hai trovato il tempo di studiare cinese? (“whenever did you find the time to study Chinese?”). On its own, as an exclamation, ma quando mai! is one of the most useful Italian retorts: it means “no way!”, “I never did that!”, “since when?”. You use it to flatly deny what someone just claimed about you.

• Quando mai hai trovato il tempo di leggere quel romanzo russo di seicento pagine? Whenever did you find the time to read that six-hundred-page Russian novel?
• “Hai dimenticato tu di chiudere la finestra del salotto.” “Ma quando mai!” “You’re the one who forgot to close the living-room window.” “No way!”
• “Avevi promesso di passare in farmacia per me.” “Quando mai?” “You promised to stop by the pharmacy for me.” “Since when?”

Chi mai

• Chi mai avrebbe immaginato di vedere la neve a Bergamo a fine ottobre? Who could ever have imagined seeing snow in Bergamo in late October?
• Chi mai te l’ha messa in testa questa idea di trasferirti in campagna? Who on earth put this idea of moving to the countryside into your head?
• A chi mai potrebbe interessare il riassunto della riunione di condominio? Who could possibly be interested in the summary of the condo meeting?

Altro: how Italian says “else”

Inside the broader family of italian reinforcers, English “else” is a tiny word that does heavy lifting: “where else”, “who else”, “what else”, “how else”, “anything else”, “nothing else”. Italian doesn’t have a single word for it, but it has a clean pattern: question word + altro or pronoun + altro. The position is always immediately after the word it modifies, before the verb.

• Dove altro potrei cercare quel libro di Calvino fuori catalogo? Where else could I look for that out-of-print Calvino book?
• Chi altro a parte tua sorella sapeva del trasloco a Padova? Who else besides your sister knew about the move to Padova?
• Cos’altro vuoi che ti dica? L’ho già ripetuto tre volte. What else do you want me to say? I’ve already repeated it three times.
• Come altro potevo avvisarti, visto che non rispondi al telefono? How else was I supposed to warn you, since you don’t pick up the phone?
• Vuoi qualcos’altro dal panificio prima che chiuda? Do you want anything else from the bakery before it closes?
• Non ho nient’altro da dirti su questa storia. I have nothing else to say to you about this story.

Two short forms are worth memorising in this corner of the italian reinforcers family: cos’altro (apocope of cosa altro) and qualcos’altro / nient’altro (apocopes of qualcosa altro / niente altro). All three are written with an apostrophe and pronounced as one word. Skipping the apostrophe is a common spelling mistake that English speakers carry over from typing habits.

Altrove and the formal register

Among italian reinforcers, the single word altrove means “elsewhere” or “somewhere else”. It is fully grammatical in spoken Italian but tends to live in writing, in formal speech, and in slightly literary contexts. In everyday chat, Italians more often say da un’altra parte (“in another place”) or in un altro posto. The choice between altrove and da un’altra parte is mostly a register call: a journalist writes altrove, a friend at the bar in Bergamo says da un’altra parte.

• Se a Bergamo non trovi quella farina, prova altrove: a Brescia ne hanno di buona. If you can’t find that flour in Bergamo, try elsewhere: in Brescia they have a good one.
• Il concerto qui in centro è esaurito da settimane, dovremo cercare altrove. The concert in the centre has been sold out for weeks, we’ll have to look elsewhere.
• Cosimo lavora a Bergamo ma il sabato preferisce mangiare altrove, in collina. Cosimo works in Bergamo but on Saturdays he prefers to eat elsewhere, up in the hills.
• Patrizia ha lasciato il cuore altrove, da quando è tornata da quel viaggio a Lisbona. Patrizia has left her heart elsewhere, ever since she came back from that trip to Lisbon. (figurative)

The figurative use, as in the last example, is common in songs, novels, and slightly poetic speech. It carries the idea of someone whose mind or affection is no longer here, without specifying where it has gone. This psychological reading is often impossible to translate as plain “elsewhere” without losing the colour, which is why translators sometimes rephrase it as “her thoughts were somewhere else” or “his mind had wandered”.

Per amor del cielo, santo cielo: interjections

A small family of italian reinforcers works as freestanding interjections that intensify whatever sentence follows them. They are the Italian cousins of English “for heaven’s sake”, “good grief”, “for the love of God”. The most common ones at B1 level are per amor del cielo, santo cielo, per carità, per amor di Dio, al diavolo, and the lighter Dio mio.

• Per amor del cielo, finiamola con questa storia del trasloco di tua sorella. For heaven’s sake, let’s stop with this whole story about your sister’s move.
• Santo cielo, hanno chiuso la libreria dell’angolo dopo trent’anni. Good grief, they’ve closed the corner bookshop after thirty years.
• Per carità, non raccontatemi di nuovo la trama di quel film. Please, don’t tell me the plot of that film again.
• Al diavolo le previsioni del tempo, partiamo lo stesso domattina presto. Forget the weather forecast, we’re leaving anyway early tomorrow morning.
• Dio mio, è già mezzanotte e domani sveglia alle sei. My God, it’s already midnight and the alarm goes off at six tomorrow.

These interjections are tonal, not religious in practice. They have completely shed any literal religious force and now serve to mark surprise, exasperation, or emphasis. They are perfectly fine in spoken Italian among friends, family, colleagues. Religious speakers may still avoid them in solemn contexts, but in ordinary conversation they pass without comment.

Mistakes English speakers make

Five recurring traps catch learners when they try to use italian reinforcers in real speech. Each trap targets a specific subset of italian reinforcers and is easy to fix once spotted.

Trap 1: Translating “however” as come mai

The components look identical but the meaning is opposite. Come mai is “how come”, a question opener. English “however” as a contrastive adverb is però, tuttavia, or comunque. If you start a written sentence with Come mai…, an Italian reader will expect a question, not a contrast.

Trap 2: Wrong position of mai

Mai as a reinforcer always sits between the question word and the verb. Che fai mai? sounds wrong; the correct version is che mai fai?. Confusion comes from mai as a frequency adverb (= “never”/”ever”), which has a different position rule: non sono mai stato a Bergamo (between auxiliary and participle). Same word, two functions, two slots.

Trap 3: Using diavolo in formal contexts

Diavolo and cavolo are casual. They work with friends, family, in films, in everyday chat. They are out of place in a job interview, a business meeting, a formal letter, a school essay. The polite alternative is plain mai or no reinforcer at all. Diamine is slightly more acceptable but still informal.

Trap 4: Building “else” with più or oltre

English speakers sometimes guess dove più or chi oltre for “where else” or “who else”. Neither is Italian. The clean pattern is dove altro, chi altro, cos’altro, come altro. Più and oltre belong to other constructions and don’t substitute for altro in this slot.

Trap 5: Treating “ma quando mai!” as a real question

When an Italian fires back ma quando mai!, they are not asking when. They are denying flatly what was just said. The expression is the equivalent of “no way!”, “since when?”, “that’s not true!”. Answering with a date or a memory misses the move entirely. The proper response is to defend your claim or back off.

Cheat sheet

The table below summarises the most useful italian reinforcers with meaning, sample sentence, and register, for quick reference during conversation practice. Print this list of italian reinforcers and keep it next to your study notes.

Reinforcer	Meaning	Example	Register
mai (in question)	on earth, ever	Che mai avrò detto?	neutral/written
come mai	how come	Come mai sei già qui?	neutral
diavolo	the hell	Che diavolo fai?	informal
cavolo	the heck	Dove cavolo sono?	informal, softer
diamine	on earth	Che diamine vuoi?	mildly informal
ma poi	and besides, anyway	Ma poi, a chi importa?	spoken, slightly heated
ma allora	so then	Ma allora cosa faccio?	spoken
dove mai	wherever	Dove mai sarà finito?	neutral/literary
quando mai (?)	whenever	Quando mai hai studiato?	neutral
ma quando mai!	no way! / since when?	“Sei stato tu.” “Ma quando mai!”	spoken retort
chi mai	who on earth	Chi mai lo crederebbe?	neutral/rhetorical
altro (after Q-word)	else	Dove altro vuoi cercare?	neutral
cos’altro	what else	Cos’altro posso fare?	neutral
altrove	elsewhere	Lavoro altrove.	formal/written
per amor del cielo	for heaven’s sake	Per amor del cielo, basta!	spoken
santo cielo	good grief	Santo cielo, che disordine!	spoken
al diavolo	forget it, to hell with	Al diavolo la dieta!	informal

Dialogue at the bar in Bergamo

Patrizia and Cosimo meet at a small bar in Bergamo Alta on Friday evening, after work. Patrizia has just come back from a chaotic week and is dropping italian reinforcers into nearly every sentence. Notice how many different ones appear in twelve short turns.

What to notice in the dialogue

• Ma poi opens a fresh angle three times (Patrizia turn 1, Cosimo turn 6, Patrizia turn 11), always introducing a slight pushback.
• Come mai introduces curious questions (turns 2 and 7) where perché would also work but sound flatter and slightly colder.
• Chi mai marks rhetorical disbelief (turns 3 and 8) rather than asking for a real name.
• Ma quando mai is the sharp retort form (turn 4) used as a rhetorical “will he ever learn?” with full skepticism.
• Dove cavolo intensifies Patrizia’s irritation about her schedule (turn 5); a formal alternative would lose the bite.
• Santo cielo and per amor del cielo work as bare interjections (turns 4 and 9), one for exasperation, one for fatigue.
• Altrove appears in turn 10 in its natural register (slightly formal, narrative) describing Cosimo’s sister’s house hunt.
• Cos’altro and qualcos’altro show the “else” pattern in action (turns 11 and 12), one rhetorical, one practical (ordering another drink).
• Al diavolo works as the dismissive interjection (turn 12), here in a warm cheerful sense, dismissing relatives’ expectations.

Mini-challenge

Italian reinforcers are best learned by exposure. Listen to spoken Italian on the radio, in films, in podcasts, and notice how often these little words appear. The grammar of italian reinforcers is not the hard part: the timing, the register, the tone are. Pair this guide on italian reinforcers with the quiz below, and watch out for italian reinforcers next time you hear a heated chat at the bar in Bergamo or anywhere else. A guide like this one on italian reinforcers works best when you revisit it after a week of listening practice.

Test your understanding

Take the quiz below to test what you’ve learned about italian reinforcers.

Frequently asked questions

These questions about italian reinforcers come from real exchanges among Italian learners online. The grouping of diavolo and cavolo with reinforcer function, and the literary background of mai, are documented in the Treccani vocabolario entry on diavolo and the vocabolario entry on mai.

Related guides

• How to Say WHAT in Italian: Che, Cosa, Che Cosa, Chi
• Italian Quanto: All 8 Uses (Interrogative, Exclamative, Relative)
• Italian Tricky Adverbs: Ancora, Appena, Cioè, Come, Ecco, Insomma
• Italian Adverbs of Frequency: Mai, Spesso, Sempre, Di Solito
• Treccani vocabolario: diavolo