vent

[1]	give vent to , express , verbalize , air , articulate , enunciate , declare , voice , announce , communicate , pronounce , proclaim , reveal , release , let go , let loose , allow to become known , make known , blurt out , make public , broadcast
[2]	discharge , release , emit , eject , issue , empty , dump , expel , send/pour out/forth , throw out
[3]	ventilate , give vent
[4]	ventilate , air out , air

[1]	venthole , opening , slit , vent-hole , blowhole , slot , hole , aperture , air-hole , blow-hole , spiracle , orifice , outlet , inlet , funnel , flue , duct , passage , fumarole , fissure , pipe , mofette/moffette
[2]	give vent to
[3]	volcano
[4]	release , outlet