second-person singular present indicative/subjunctive of fermer

plural of fermeture

(intransitive) to ferment

fermentable

(vulgar, offensive) to shut one's mouth; to shut up (refrain from speech)

(colloquial, offensive, euphemistic, by ellipsis) to shut it, to shut up (refrain from speech)

(literally) to shut one's eyes / (figuratively, transitive with sur) to turn a blind eye to / (figuratively) to pass away, to die

Alternative spelling of fermer à clef

(transitive) to lock

fermentable