antagonistic vs antipathetical

antagonistic and antipathetical both are adjectives.

Word	Noun	Adjective	Verb	Adverb
antagonistic	No	Yes	No	No
antipathetical	No	Yes	No	No

As adjectives, antagonistic and antipathetical are synonyms defined as:

antagonistic and antipathetical: characterized by antagonism or antipathy

Other synonyms of antagonistic include antipathetic.

antagonistic (adjective)	antipathetical (adjective)
arousing animosity or hostility	(usually followed by `to') strongly opposed
used especially of drugs or muscles that counteract or neutralize each other's effect	characterized by antagonism or antipathy
characterized by antagonism or antipathy
incapable of harmonious association
indicating opposition or resistance