enunciate vs sound out

enunciate and sound out both are verbs.

Word	Noun	Adjective	Verb	Adverb
enunciate	No	No	Yes	No
sound out	No	No	Yes	No

As verbs, enunciate and sound out are synonyms defined as:

Other synonyms of enunciate include articulate, enounce, pronounce, say.

enunciate (verb)	sound out (verb)
express or state clearly	try to learn someone's opinions and intentions
speak, pronounce, or utter in a certain way	speak, pronounce, or utter in a certain way