Coiffer is a french first group verb. So it follow the regular conjugation pattern of the first group like:
aimer.
Follow this link to see all the endings of the conjugation of the first group verbs :
conjugation rules and endings for the first group verbs.
Coiffer is conjugated the same way that verbs that end in :
-er.
First group verbs always end with
-er as their infinitive. Endings of first group verbs are regular.
Note : Although endings are perfectly regular, spelling changes occur in the stems of verbs in
-cer,
-ger,
-yer,
-eter,
-eler,
-é-consonne(s)-er,
-e-consonne-er, verb
envoyer and similar verbs.
Coiffer verb is conjugated in negative form. The placement of the negative adverb follow the following rules:
- the adverb
« ne » is placed after the pronoun and before the verb.
- in simple tenses, the adverbs (
« ne ...pas »,
« ne...plus »,
« ne...jamais », etc...) surround the verb
coiffer.
- in compound tenses or in passive voice, the negative adverbs surround the auxiliary.