pay off vs get even

pay off and get even both are verbs.

Word	Noun	Adjective	Verb	Adverb
pay off	No	No	Yes	No
get even	No	No	Yes	No

As verbs, get even is a hypernym of pay off; that is, get even is a word with a broader meaning than pay off:

Other hypernyms of pay off include get back.

pay off (verb)	get even (verb)
take vengeance on or get even	compensate; make the score equal
eliminate by paying off (debts)	take revenge or even out a score
pay someone with influence in order to receive a favor
yield a profit or result
pay off (loans or promissory notes)
do or give something to somebody in return