give vent vs vent

give vent is not a noun while vent is a noun.

Word	Noun	Adjective	Verb	Adverb
give vent	No	No	Yes	No
vent	Yes	No	Yes	No

As verbs, give vent and vent are synonyms defined as:

Other synonyms of give vent include ventilate.

give vent (noun)	vent (noun)
	activity that frees or expresses creative energy or emotion
	external opening of urinary or genital system of a lower vertebrate
	a hole for the escape of gas or air
	a slit in a garment (as in the back seam of a jacket)
	a fissure in the earth's crust (or in the surface of some other planet) through which molten lava and gases erupt

give vent (verb)	vent (verb)
give expression or utterance to	expose to cool or cold air so as to cool or freshen
	give expression or utterance to