Answer:
antonym of Inchoate: mature, grown, developed
Step-by-step explanation:
Antonym means the opposite meaning of a word.
First, identify what is "inchoate"? Inchoate means just begun and not fully developed. Synonym of inchoate could be: immature, preliminary, unshaped.
Therefore, the antonym of "inchoate" is mature, grown, developed.
Hope it helps. Thanks!