6
vehement(adjective, strong, keen, intense, passionate)
6
wild(adjective, severe, harsh, intense, violent)
5
absurd(adjective, strange, stupid, crazy, unreasonable)
5
bizarre(adjective, unusual, strange, stupid, special)
5
close(adjective, end, strong, intense, powerful)
5
complete(adjective, total, full, deep, utter)
5
consummate(adjective, great, excellent, intense, superb)
5
crown(noun, limit, ultimate)
5
culmination(noun, limit, ultimate)
5
difficult(adjective, sickness, ache, anguishes)
5
egregious(adjective, bad, offensive, unusual, special)
5
exceeding(big, large, improper, excessive, unwarranted)
5
extortionate(adjective, offensive, unreasonable, extravagant, shocking)
5
extremely(adverb, greatness)
5
fabulous(adjective, convention)
5
far-out(adjective, concern, slang, edge, improper)
5
hurtful(adjective, sickness, ache, anguishes)
5
mortal(adjective, deadly)
5
nadir(noun, limit, edge, boundary, ultimate)
5
nonsensical(adjective, strange, stupid, crazy, unreasonable)
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APASmart Define. (2016). extreme thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/extreme/thesaurus/synonyms
ChicagoSmart Define. 2016. "extreme thesaurus" https://smartdefine.org/extreme/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2016, extreme thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/extreme/thesaurus/synonyms>.
MLASmart Define. "extreme thesaurus" 11 March 2016. Web. 24 September 2026. <https://smartdefine.org/extreme/thesaurus/synonyms>