enthuse vs utter

enthuse is not an adjective while utter is an adjective.

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

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

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

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

enthuse (verb)	utter (verb)
utter with enthusiasm	express in speech
cause to feel enthusiasm	articulate; either verbally or with a cry, shout, or noise
	express audibly; utter sounds (not necessarily words)
	put into circulation