clear the air vs drive out

clear the air and drive out both are verbs.

Word	Noun	Adjective	Verb	Adverb
clear the air	No	No	Yes	No
drive out	No	No	Yes	No

As verbs, drive out is a hypernym of clear the air; that is, drive out is a word with a broader meaning than clear the air:

clear the air: dispel differences or negative emotions
drive out: force to go away; used both with concrete and metaphoric meanings

Other hypernyms of clear the air include chase away, dispel, drive away, drive off, run off, turn back.

clear the air (verb)	drive out (verb)
dispel differences or negative emotions	clear out the chest and lungs
	force or drive out
	force to go away; used both with concrete and metaphoric meanings