129 entries under extreme topic. ×

9
preposterous(adjective, severe, harsh, offensive, exceptional)
9
radical(noun, adjective, severe, harsh, violent)
8
wanton(adjective, free, careless, extravagant)
8
wild(adjective, free, careless, extravagant)
7
stiff(adjective, fancy, severe, unreasonable)
7
towering(adjective, severe, unreasonable, high)
6
boundless(adjective, unreasonable, extravagant, excessive)
6
expensive(adjective, unreasonable, ridiculous, excessive)
6
indulgent(adjective, unreasonable, extravagant, comfortable)
6
overmuch(adjective, unreasonable, improper, extravagant)
6
unbridled(adjective, wild, excessive, unrestrained)
6
uncontrolled(adjective, wild, excessive, reckless)
6
unjustified(adjective, improper, excessive, unwarranted)
5
egregious(adjective, severe, harsh, exceptional)
5
self-indulgent(adjective, easy, fancy, unreasonable)
5
superabundant(adjective, unreasonable, extravagant, excessive)
5
superfluous(adjective, unreasonable, extravagant, extra)
5
unjustifiable(adjective, improper, senseless, excessive)
4
copious(adjective, grand, extravagant, generous)
4
disproportionate(adjective, unreasonable, extravagant, extra)
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APASmart Define. (2015). immoderate thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/immoderate/thesaurus/synonyms
ChicagoSmart Define. 2015. "immoderate thesaurus" https://smartdefine.org/immoderate/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, immoderate thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/immoderate/thesaurus/synonyms>.
MLASmart Define. "immoderate thesaurus" 10 April 2015. Web. 27 September 2026. <https://smartdefine.org/immoderate/thesaurus/synonyms>