retroflex vs enounce

retroflex is an adjective but enounce is not an adjective.

Word	Noun	Adjective	Verb	Adverb
retroflex	No	Yes	Yes	No
enounce	No	No	Yes	No

As verbs, enounce is a hypernym of retroflex; that is, enounce is a word with a broader meaning than retroflex:

retroflex: articulate (a consonant) with the tongue curled back against the palate
enounce: speak, pronounce, or utter in a certain way

Other hypernyms of retroflex include articulate, enunciate, pronounce, say, sound out.

retroflex (adjective)	enounce (adjective)
bent or curved backward
pronounced with the tip of the tongue turned back toward the hard palate

retroflex (verb)	enounce (verb)
articulate (a consonant) with the tongue curled back against the palate	speak, pronounce, or utter in a certain way
bend or turn backward