7
discordantly(adverb, bad behavior, negatively, discordantly, contentiously)
6
contentiously(adverb, bad behavior, negatively, discordantly, contentiously)
6
hostilely(adverb, bad behavior, negatively, separately, otherwise)
5
harshly(adverb, bad behavior, negatively, contentiously)
4
adversely(adverb, negatively)
4
argumentatively(adverb, negatively, contentiously)
4
inimically(adverb, bad behavior)
3
aggressively(adverb, bad behavior, negatively)
3
belligerently(adverb, bad behavior)
3
contrarily(adverb, contentiously)
3
disagreeably(adverb, bad behavior, negatively)
3
inharmoniously(adverb, bad behavior, negatively)
3
quarrelsomely(adverb, bad behavior, negatively)
3
strong
3
violently(adverb, bad behavior)
3
wrathfully(adverb, bad behavior, negatively)
2
antipathetically(adverb, contentiously)
2
bitterly(adverb, malevolently, resentfully)
2
cacophonously(adverb, discordantly, contentiously)
2
contrastingly
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APASmart Define. (2016). antagonistically thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/antagonistically/thesaurus/synonyms
ChicagoSmart Define. 2016. "antagonistically thesaurus" https://smartdefine.org/antagonistically/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, antagonistically thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/antagonistically/thesaurus/synonyms>.
MLASmart Define. "antagonistically thesaurus" 24 March 2016. Web. 23 September 2026. <https://smartdefine.org/antagonistically/thesaurus/synonyms>