Conjugation › French › Savoir
French · Verb Tables · Advanced
savoir means "to know" in French. Present: je sais, tu sais, il / elle / on sait, nous savons, vous savez, ils / elles savent. Below: all 23 tenses we teach, with examples.
Add the present-tense endings to the verb stem; it covers current actions, general truths, habits, and (informally) the near future.
| je | sais |
| tu | sais |
| il / elle / on | sait |
| nous | savons |
| vous | savez |
| ils / elles | savent |
A periphrastic construction, not a true tense: conjugate être en train de in the present, followed by the infinitive. Used to stress that an action is happening right now, more emphatically than the simple present.
| je | suis en train de savoir |
| tu | es en train de savoir |
| il / elle / on | est en train de savoir |
| nous | sommes en train de savoir |
| vous | êtes en train de savoir |
| ils / elles | sont en train de savoir |
Avoir or être in the present + past participle. The everyday spoken and written past tense for a single completed action ('I spoke', 'I have spoken').
| je | ai su |
| tu | as su |
| il / elle / on | a su |
| nous | avons su |
| vous | avez su |
| ils / elles | ont su |
Stem from the nous form of the present (minus -ons) + imperfect endings. Describes ongoing or habitual past actions, background description, and states ('I was speaking', 'I used to speak').
| je | savais |
| tu | savais |
| il / elle / on | savait |
| nous | savions |
| vous | saviez |
| ils / elles | savaient |
Avoir or être in the imperfect + past participle. Describes an action completed before another past action ('I had spoken').
| je | avais su |
| tu | avais su |
| il / elle / on | avait su |
| nous | avions su |
| vous | aviez su |
| ils / elles | avaient su |
Literary tense built on its own stem with distinctive endings; used only in formal narrative writing (novels, history, journalism) and never in speech, where the passé composé replaces it. Marks a single completed past action viewed as a finished event.
| je | sus |
| tu | sus |
| il / elle / on | sut |
| nous | sûmes |
| vous | sûtes |
| ils / elles | surent |
Avoir or être in the passé simple + past participle. Purely literary; appears in a subordinate clause after quand, lorsque, dès que, à peine to mark an action just completed before the passé simple action in the main clause.
| je | eus su |
| tu | eus su |
| il / elle / on | eut su |
| nous | eûmes su |
| vous | eûtes su |
| ils / elles | eurent su |
Aller in the present + infinitive. The normal, everyday way to talk about the near or planned future, much more common in speech than the futur simple.
| je | vais savoir |
| tu | vas savoir |
| il / elle / on | va savoir |
| nous | allons savoir |
| vous | allez savoir |
| ils / elles | vont savoir |
Infinitive (or an irregular future stem) + future endings (-ai, -as, -a, -ons, -ez, -ont). Used for future events, promises, and predictions, and in formal or written style.
| je | saurai |
| tu | sauras |
| il / elle / on | saura |
| nous | saurons |
| vous | saurez |
| ils / elles | sauront |
Avoir or être in the simple future + past participle. Marks an action that will be completed before another future action or a future deadline ('I will have spoken').
| je | aurai su |
| tu | auras su |
| il / elle / on | aura su |
| nous | aurons su |
| vous | aurez su |
| ils / elles | auront su |
Venir de in the present + infinitive. Describes an action that just happened a moment ago ('I have just spoken').
| je | viens de savoir |
| tu | viens de savoir |
| il / elle / on | vient de savoir |
| nous | venons de savoir |
| vous | venez de savoir |
| ils / elles | viennent de savoir |
Infinitive (or irregular future stem) + imperfect endings. Expresses hypothetical or polite statements ('I would speak'), the result clause of a hypothesis with si + imparfait, and softened requests.
| je | saurais |
| tu | saurais |
| il / elle / on | saurait |
| nous | saurions |
| vous | sauriez |
| ils / elles | sauraient |
Avoir or être in the conditional present + past participle. Expresses what would have happened, regret, or reproach, and is the result clause of si + plus-que-parfait.
| je | aurais su |
| tu | aurais su |
| il / elle / on | aurait su |
| nous | aurions su |
| vous | auriez su |
| ils / elles | auraient su |
Stem from the ils form of the present (minus -ent) + subjunctive endings (nous/vous forms usually match the imperfect indicative). Used after que in the dependent clause whenever the main clause expresses will, necessity, emotion, doubt, or judgment.
| je | sache |
| tu | saches |
| il / elle / on | sache |
| nous | sachions |
| vous | sachiez |
| ils / elles | sachent |
Avoir or être in the present subjunctive + past participle. Used the same way as the present subjunctive but for an action seen as completed before the time of the main verb.
| je | aie su |
| tu | aies su |
| il / elle / on | ait su |
| nous | ayons su |
| vous | ayez su |
| ils / elles | aient su |
Built on the passé simple stem + distinctive endings. Almost extinct outside formal literature (replaced by the present subjunctive in speech and ordinary writing); used when the main verb is in a past tense and the rule of sequence of tenses is respected in formal style.
| je | susse |
| tu | susses |
| il / elle / on | sût |
| nous | sussions |
| vous | sussiez |
| ils / elles | sussent |
Avoir or être in the imperfect subjunctive + past participle. The literary equivalent of the past subjunctive, used after a past main verb in formal written narration; in speech the subjonctif passé replaces it.
| je | eusse su |
| tu | eusses su |
| il / elle / on | eût su |
| nous | eussions su |
| vous | eussiez su |
| ils / elles | eussent su |
Same form as the present indicative (dropping the subject pronoun), except -er verbs drop the final -s in the tu form. Only exists for tu, nous and vous; used for direct commands, requests and suggestions. Negative commands simply place ne ... pas around the same verb form.
| je | — |
| tu | sache |
| il / elle / on | — |
| nous | sachons |
| vous | sachez |
| ils / elles | — |
Avoir or être in the imperative + past participle; rare, used to order that something be completed by a certain point ('have finished by...'). Exists only for tu, nous and vous.
| je | — |
| tu | aie su |
| il / elle / on | — |
| nous | ayons su |
| vous | ayez su |
| ils / elles | — |
The dictionary form of the verb; used after modal and semi-modal verbs, prepositions, and as a verbal noun.
| savoir |
Stem from the nous form of the present (minus -ons) + -ant. Used as a verbal adjective or, preceded by en, to form the gerund; invariable when used verbally.
| sachant |
En + present participle. Expresses an action simultaneous with, or the manner/means of, the main verb's action ('while/by speaking').
| en sachant |
Forms the compound tenses with avoir/être and is used as an adjective; agrees in gender and number with the subject (être verbs, reflexives) or with a preceding direct object (avoir verbs).
| su |
| Je sais nager depuis l'enfance. | I've known how to swim since childhood. |
| Sachez que je ne suis pas d'accord. | Be aware that I don't agree. |
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