Effondrer (s’) – to collapse, fall down

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.

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