79 entries under unfriendly topic. ×

6
eristic(adjective, difficult, rude, unpleasant, conflict)
6
grouchy(adjective, difficult, cross, rude, unpleasant)
6
waspish(adjective, difficult, rude, unpleasant)
5
bad-tempered(adjective, mean, sharp, difficult, harsh)
5
crabby(adjective, difficult, cross, irritable)
4
churlish(adjective, difficult, rude, unpleasant)
4
contrary(noun, adjective, mean, nasty, difficult)
4
inimical(mean, nasty, hostile, antagonistic)
4
ornery(adjective, mean, sharp, nasty, difficult)
4
surly(adjective, mean, nasty, difficult, cross)
3
competitive(adjective, mean, nasty, hateful)
2
adverse(adjective, mean, nasty, hateful)
2
malicious(adjective, mean, nasty, hateful)
2
nasty(adjective, mean, rude, unpleasant, hostile)
2
pettish(adjective, difficult, rude, unpleasant)
2
rude(adjective, mean, sharp, difficult, harsh)
2
ugly(adjective, difficult, rude, unpleasant)
2
virulent(adjective, mean, nasty, hateful)
1
alien(adjective, mean, nasty, hateful)
1
anti(adjective, mean, nasty, hateful)
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APASmart Define. (2015). contentious thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/contentious/thesaurus/synonyms
ChicagoSmart Define. 2015. "contentious thesaurus" https://smartdefine.org/contentious/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, contentious thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/contentious/thesaurus/synonyms>.
MLASmart Define. "contentious thesaurus" 13 April 2015. Web. 24 September 2026. <https://smartdefine.org/contentious/thesaurus/synonyms>