3
cruel(good, kind, gentle)
3
exacting
3
exhausting
3
formidable(adjective, difficult, overwhelming)
3
heavy(adjective, severe, difficult)
3
painful(adjective, good, painless, agonizing, physically)
3
power-hungry
3
quickly
3
rugged(adjective, difficult, rigorous)
3
severe(adjective, difficult, harsh)
3
sticky(adjective, difficult, dry, embarrassing)
3
strenuous(adjective, difficult)
3
ticklish(adjective, difficult, straightforward, tricky)
3
tight(adjective, difficult, troublesome)
3
toilsome
3
tough(adjective, difficult, laborious)
3
troublesome(adjective, bothersome, worrisome)
3
uphill(adjective, difficult, laborious)
2
burdensome
2
complex(adjective, difficult, involved, intricate)
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APASmart Define. (2016). easy thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/easy/thesaurus/antonyms
ChicagoSmart Define. 2016. "easy thesaurus" https://smartdefine.org/easy/thesaurus/antonyms (accessed September 23, 2026).
HarvardSmart Define 2016, easy thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/easy/thesaurus/antonyms>.
MLASmart Define. "easy thesaurus" 24 March 2016. Web. 23 September 2026. <https://smartdefine.org/easy/thesaurus/antonyms>