direct antonym vs antonym

direct antonym and antonym both are nouns.

Word	Noun	Adjective	Verb	Adverb
direct antonym	Yes	No	No	No
antonym	Yes	No	No	No

As nouns, antonym is a hypernym of direct antonym; that is, antonym is a word with a broader meaning than direct antonym:

direct antonym: antonyms that are commonly associated (e.g., `wet' and `dry')
antonym: a word that expresses a meaning opposed to the meaning of another word, in which case the two words are antonyms of each other

Other hypernyms of direct antonym include opposite, opposite word.

direct antonym (noun)	antonym (noun)
antonyms that are commonly associated (e.g., `wet' and `dry')	a word that expresses a meaning opposed to the meaning of another word, in which case the two words are antonyms of each other