· indicating opposition or resistance
Synonym(s): counter
· characterized by antagonism or antipathy; "slaves antagonistic to their masters"; "antipathetic factions within the party"
Synonym(s): antipathetic, antipathetical
· arousing animosity or hostility; "his antagonistic brusqueness"; "Europe was antagonistic to the Unites States"
Antonym(s): conciliatory
· used especially of drugs or muscles that counteract or neutralize each other's effect
Synonym(s): incompatible
Antonym(s): synergistic
· incapable of harmonious association