inflect vs utter

inflect is not an adjective while utter is an adjective.

Word	Noun	Adjective	Verb	Adverb
inflect	No	No	Yes	No
utter	No	Yes	Yes	No

As verbs, utter is a hypernym of inflect; that is, utter is a word with a broader meaning than inflect:

Other hypernyms of inflect include mouth, speak, talk, verbalise, verbalize.

inflect (adjective)	utter (adjective)
	complete and absolute
	without qualification; used informally as (often pejorative) intensifiers

inflect (verb)	utter (verb)
vary the pitch of one's speech	express in speech
change the form of a word in accordance as required by the grammatical rules of the language	articulate; either verbally or with a cry, shout, or noise
	express audibly; utter sounds (not necessarily words)
	put into circulation