1. 对抗的；敌对的；有敌意的
If a person is antagonistic to someone or something, they show hatred or dislike towards them.

1. incapable of harmonious association

2. used especially of drugs or muscles that counteract or neutralize each other's effect

Synonym: incompatible

3. arousing animosity or hostility

e.g. his antagonistic brusqueness
Europe was antagonistic to the Unites States

4. characterized by antagonism or antipathy

e.g. slaves antagonistic to their masters
antipathetic factions within the party

Synonym: antipatheticantipathetical

5. indicating opposition or resistance

Synonym: counter