289 entries under effort topic. ×

1
open-eyed(adjective, characteristic, strong)
1
operant(adjective, characteristic, strong)
1
optimistic(adjective, characteristic, strong)
1
ordinary(adjective, characteristic, strong)
1
overabundant(adjective, characteristic, strong)
1
overflowing(adjective, characteristic, strong)
1
overmastering(adjective, characteristic, strong)
1
overriding(adjective, characteristic, strong)
1
painful(adjective, characteristic, strong)
1
pasteurized(adjective, characteristic, strong)
1
peeping(adjective, characteristic, strong)
1
penetrating(adjective, characteristic, strong)
1
perilous(adjective, characteristic, strong)
1
permissive(adjective, characteristic, strong)
1
perturbable(adjective, characteristic, strong)
1
pestilent(adjective, characteristic, strong)
1
pharaonic(adjective, characteristic, strong)
1
pinched(adjective, characteristic, strong)
1
pitch-dark(adjective, characteristic, strong)
1
plausible(adjective, characteristic, strong)
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APASmart Define. (2015). powerful thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/powerful/thesaurus/related
ChicagoSmart Define. 2015. "powerful thesaurus" https://smartdefine.org/powerful/thesaurus/related (accessed September 28, 2026).
HarvardSmart Define 2015, powerful thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/powerful/thesaurus/related>.
MLASmart Define. "powerful thesaurus" 30 November 2015. Web. 28 September 2026. <https://smartdefine.org/powerful/thesaurus/related>