FrenchConjugationConditionnel

Devoir (must) · Conditionnel

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Devoir in the French conditionnel présent is: je devrais, tu devrais, il/elle/on devrait, nous devrions, vous devriez, ils/elles devraient. The conditionnel présent of devoir is the 'should' workhorse of French. 'Tu devrais étudier' = 'You should study'. Same stem 'devr-' as the futur, plus imperfect endings. Used constantly for advice and recommendations.

devoir conjugation in the Conditionnel Présent
To Have ToDevoir
I would have to
je devrais
you would have to
tu devrais
he/she would have to
il/elle/on devrait
we would have to
nous devrions
you would have to
vous devriez
they would have to
ils/elles devraient
Examples

Devoir (must) in context

Sentences that use devoir in the conditionnel. Tap each to hear it.

Je devrais étudier plus.

I should study more.

Tu devrais te reposer.

You should rest.

Il devrait arriver dans une heure.

He should arrive in an hour.

Nous devrions partir maintenant.

We should leave now.

Vous devriez essayer ce plat.

You should try this dish.

Ils devraient être là à l'heure.

They should be there on time.

Tip

Working with the conditionnel

The conditionnel présent ("je parlerais") expresses what would happen if a condition were met ("si j'avais le temps, je voyagerais" — if I had time, I would travel). It's also the standard form for polite requests in French: "je voudrais" (I would like) is the polite version of "je veux"; "pourriez-vous" (could you) is the polite version of "pouvez-vous". Structurally, the conditionnel uses the same stem as the futur with imperfect endings: parler- + -ais, -ais, -ait, -ions, -iez, -aient. Knowing the futur stem of any verb gives you the conditionnel for free — one of the most efficient pedagogy points in French.

Questions

Frequently asked questions

How do you conjugate devoir in the conditionnel?
The conditionnel of devoir is: je devrais, tu devrais, il/elle/on devrait, nous devrions, vous devriez, ils/elles devraient. Same stem 'devr-' as the futur, plus imperfect endings.
Why is 'tu devrais' the standard 'you should'?
'Tu devrais + infinitive' = 'you should + verb' — the universal French structure for advice or recommendation: 'tu devrais te reposer' (you should rest), 'vous devriez essayer' (you should try). Equivalent to English 'should' or 'ought to'. The conditional 'devrais' softens the obligation from 'must' (dois) to 'should' (devrais).
What does 'tu aurais dû + infinitive' mean?
'Tu aurais dû + infinitive' = 'you should have + past participle' — the past conditional of devoir. 'Tu aurais dû me le dire' (you should have told me), 'nous aurions dû partir plus tôt' (we should have left earlier). It expresses regret, criticism, or hindsight about past events. The structure: conditionnel of avoir + dû + infinitive.
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