3
antagonist(noun, enemy)
3
apathetic(adjective, cool, indifferent, restrained, aloof)
3
argumentative(adjective, mean, nasty, hostile, angry)
3
avoidant(adjective, person, avoid, asocial, dissocial)
3
avoiding contact(adjective, person, avoid, asocial, dissocial)
3
beetle-browed(adjective, sullen)
3
calamitous(adjective, negative, adverse, disapproving, uncomplimentary)
3
cantankerous(adjective, mean, bad, hard, wrong)
3
ceremonious(cold, aloof, remote, reticent, standoffish)
3
closed(adjective, coldhearted)
3
crabby(adjective, mean, nasty, difficult, unpleasant)
3
critical(negative, disapproving, uncomplimentary)
3
cynical(adjective, set, shy, fixed, disagreeable)
3
detrimental(adjective, hostile, antagonistic, contrary, adverse)
3
disparaging(negative, disapproving, uncomplimentary)
3
disputatious(adjective, difficult, rude, unpleasant, irritable)
3
dissocial(adjective, person, avoid, asocial)
3
dreary
3
fractious(adjective, abrupt, gruff, brusque)
3
gaunt
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APASmart Define. (2016). unfriendly thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/unfriendly/thesaurus/synonyms
ChicagoSmart Define. 2016. "unfriendly thesaurus" https://smartdefine.org/unfriendly/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, unfriendly thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/unfriendly/thesaurus/synonyms>.
MLASmart Define. "unfriendly thesaurus" 31 March 2016. Web. 25 September 2026. <https://smartdefine.org/unfriendly/thesaurus/synonyms>