Vent

bouche d'aération

(an opening through which gases, especially air, can pass)

cheminée

(an opening in a volcano from which lava flows)

cloaque

(the excretory opening of lower orders of vertebrates)

donner libre cours

(to express a strong emotion)

manifester

(to express a strong emotion)

s'épancher

(to express a strong emotion)

ventiler

(to allow to escape through a vent)

évacuer

(to allow gases to escape)