heal vs better

heal is not a noun while better is a noun.

Word	Noun	Adjective	Verb	Adverb
heal	No	No	Yes	No
better	Yes	Yes	Yes	Yes

As verbs, better is a hypernym of heal; that is, better is a word with a broader meaning than heal:

Other hypernyms of heal include ameliorate, improve, meliorate.

As verbs, better is a hypernym of heal; that is, better is a word with a broader meaning than heal:

Other hypernyms of heal include ameliorate, improve, meliorate.

heal (noun)	better (noun)
	something superior in quality or condition or effect
	the superior one of two alternatives
	someone who bets
	a superior person having claim to precedence

heal (adjective)	better (adjective)
	(comparative of `good') superior to another (of the same class or set or kind) in excellence or quality or desirability or suitability; more highly skilled than another
	(comparative of `good') changed for the better in health or fitness
	(comparative and superlative of `well') wiser or more advantageous and hence advisable
	more than half

heal (verb)	better (verb)
get healthy again	get better
provide a cure for, make healthy again	to make better
heal or recover	surpass in excellence

heal (adverb)	better (adverb)
	comparative of `well'; in a better or more excellent manner or more advantageously or attractively or to a greater degree etc.
	from a position of superiority or authority