perfect vs ameliorate

perfect is a noun but ameliorate is not a noun.

Word	Noun	Adjective	Verb	Adverb
perfect	Yes	Yes	Yes	No
ameliorate	No	No	Yes	No

As verbs, ameliorate is a hypernym of perfect; that is, ameliorate is a word with a broader meaning than perfect:

Other hypernyms of perfect include amend, better, improve, meliorate.

perfect (noun)	ameliorate (noun)
a tense of verbs used in describing action that has been completed (sometimes regarded as perfective aspect)

perfect (adjective)	ameliorate (adjective)
being complete of its kind and without defect or blemish
precisely accurate or exact
without qualification; used informally as (often pejorative) intensifiers

perfect (verb)	ameliorate (verb)
make perfect or complete	get better
	to make better