banter vs twit

banter and twit both are nouns.

Word	Noun	Adjective	Verb	Adverb
banter	Yes	No	Yes	No
twit	Yes	No	Yes	No

As verbs, twit is a hypernym of banter; that is, twit is a word with a broader meaning than banter:

Other hypernyms of banter include bait, cod, rag, rally, razz, ride, tantalise, tantalize, taunt, tease.

banter (noun)	twit (noun)
light teasing repartee	aggravation by deriding or mocking or criticizing
	someone who is regarded as contemptible

banter (verb)	twit (verb)
be silly or tease one another	harass with persistent criticism or carping