7
dour(adjective, mean, tough, severe, nasty)
7
grouchy(adjective, nasty, difficult, rude, unpleasant)
7
indifferent(adjective, person, hard, cold, feelings)
7
irritable(adjective, mean, nasty, difficult, rude)
7
opposing(adjective, hostile, hesitant, antagonistic, contrary)
7
opposite(noun, adjective, mean, bad, nasty)
7
rude(adjective, hard, rough, nasty, difficult)
7
unreceptive(adjective, hostile, limited, select, unsympathetic)
7
warlike(adjective, mean, nasty, cold, hostile)
6
acrimonious(adjective, mean, bad, wrong, evil)
6
aggressive(adjective, sharp, rude, hostile, unsympathetic)
6
competitive(adjective, mean, nasty, cold, hostile)
6
enemy(noun, enemy)
6
half-spirited(adjective, person, feelings, unwarmhearted)
6
ill(adjective, mean, bad, evil, harsh)
6
insensitive(adjective, person, mean, hard, feelings)
6
jaundiced(adjective, disagreeable, bad-tempered, pessimistic, unenthusiastic)
6
moody(adjective, person, unpleasant, negative, irritable)
6
opponent(noun, enemy)
6
opposed(adjective, bad, nasty, cold, negative)
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APASmart Define. (2016). unfriendly thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/unfriendly/thesaurus/synonyms
ChicagoSmart Define. 2016. "unfriendly thesaurus" https://smartdefine.org/unfriendly/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, unfriendly thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/unfriendly/thesaurus/synonyms>.
MLASmart Define. "unfriendly thesaurus" 31 March 2016. Web. 23 September 2026. <https://smartdefine.org/unfriendly/thesaurus/synonyms>