15
nice(adjective, mean, bad, friendly)
12
sympathetic(adjective, mean, cool, friendly, agreeable)
11
friendly(adjective, mean, bad)
10
kind(adjective, mean, hard, friendly, rough)
10
warmhearted(adjective, person, cool, feelings, emotions)
8
sociable(adjective, friendly, outgoing, unsociable)
8
amicable(adjective, friendly, agreement, rude)
8
congenial(adjective, mean, cool, friendly, compatible)
8
cordial(adjective, cool, friendly, rude, sociable)
8
kindhearted
8
warm(adjective, kind, friendly)
7
affable(adjective, mean, friendly, nasty)
6
affectionate(adjective, cold)
6
amiable(adjective, mean, bad, friendly, agreeable)
6
companionable
6
advantageous
6
agreeable(adjective, friendly)
6
compassionate(adjective, mean, unfeeling)
6
genial(adjective, mean, nasty, happy, nice)
6
kindly
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APASmart Define. (2016). unfriendly thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/unfriendly/thesaurus/antonyms
ChicagoSmart Define. 2016. "unfriendly thesaurus" https://smartdefine.org/unfriendly/thesaurus/antonyms (accessed September 23, 2026).
HarvardSmart Define 2016, unfriendly thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/unfriendly/thesaurus/antonyms>.
MLASmart Define. "unfriendly thesaurus" 31 March 2016. Web. 23 September 2026. <https://smartdefine.org/unfriendly/thesaurus/antonyms>