French Verb Conjugations
| Present | Imperfect | Future | Conditional | Subjunctive | Imperfect subj. | |||
| je m’ | effondre | effondrais | effondrerai | effondrerais | effondre | effondrasse | ||
| tu t’ | effondres | effondrais | effondreras | effondrerais | effondres | effondrasses | ||
| il s’ | effondre | effondrait | effondrera | effondrerait | effondre | effondrât | ||
| nous nous | effondrons | effondrions | effondrerons | effondrerions | effondrions | effondrassions | ||
| vous vous | effondrez | effondriez | effondrerez | effondreriez | effondriez | effondrassiez | ||
| ils s’ | effondrent | effondraient | effondreront | effondreraient | effondrent | effondrassent | ||
| Passé composé | Past perfect | Future perfect | Past conditional | Past subjunctive | Pluperfect subj. | |||
| je me / m’ | suis effondré | étais effondré | serai effondré | serais effondré | sois effondré | fusse effondré | ||
| tu te / t’ | es effondré | étais effondré | seras effondré | serais effondré | sois effondré | fusses effondré | ||
| il se / s’ | est effondré | était effondré | sera effondré | serait effondré | soit effondré | fût effondré | ||
| nous nous | sommes effondrés | étions effondrés | serons effondrés | serions effondrés | soyons effondrés | fussions effondrés | ||
| vous vous | êtes effondré(s) | étiez effondré(s) | serez effondré(s) | seriez effondré(s) | soyez effondré(s) | fussiez effondré(s) | ||
| ils se / s’ | sont effondrés | étaient effondrés | seront effondrés | seraient effondrés | soient effondrés | fussent effondrés | ||
| Passé simple | Past anterior | Imperative | Participles | |||||
| je me / m’ | effondrai | fus effondré | (tu) | effondre-toi | Present | se effondrant | ||
| tu te / t’ | effondras | fus effondré | (nous) | effondrons-nous | Past | effondré | ||
| il se / s’ | effondra | fut effondré | (vous) | effondrez-vous | Perfect | s’étant effondré | ||
| nous nous | effondrâmes | fûmes effondrés | Past imperative | |||||
| vous vous | effondrâtes | fûtes effondré(s) | n/a | Past infinitive | ||||
| ils se / s’ | effondrèrent | furent effondrés | s’être effondré | |||||
S’effondrer is a pronominal, regular -er verb.



The mountain of French verb conjugations you have to learn can be overwhelming – even just in the classroom where you have plenty of time to think about the correct response. Once you start talking to people in the real world, trying to figure out the appropriate verb conjugation can leave you speechless – literally. So what’s the solution? Learn, then practice, practice, practice!
Inverting subjects and verbs is easy enough – vous voyez => voyez-vous, but where do object, adverbial, and reflexive pronouns go? And what about negation? Take a look at this lesson to learn about all the possibilities.
Magnetic poetry is a fun little tool you can use to learn and practice French. 500 magnets with words and parts of words help you to express yourself in a unique and creative way.