say vs utter

say is a noun but utter is not a noun.

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

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

Other hypernyms of say include express, give tongue to, verbalise, verbalize.

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

Other hypernyms of say include express, give tongue to, verbalise, verbalize.

say (noun)	utter (noun)
the chance to speak

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

say (verb)	utter (verb)
express in words	express in speech
report or maintain	articulate; either verbally or with a cry, shout, or noise
speak, pronounce, or utter in a certain way	express audibly; utter sounds (not necessarily words)
express a supposition	put into circulation
give instructions to or direct somebody to do something with authority
communicate or express nonverbally
recite or repeat a fixed text
indicate
state as one's opinion or judgement; declare
utter aloud
have or contain a certain wording or form