158 entries under hard topic. ×

14
great(adjective, good, person, body, strong)
14
rugged(adjective, strong, power, sound)
13
beefy(adjective, person, body, power)
13
deep(adjective, strong, power, moving)
12
fierce(adjective, strong, power, strength)
12
severe(adjective, strong, power, strength)
11
high(adjective, strong, power, great)
11
good(adjective, strong, power, sound)
11
vehement(adjective, strong, power, strength)
10
heavy(adjective, person, body, strong)
9
exquisite(adjective, strong, power, strength)
9
lively(adjective, strong, power, strength)
9
strenuous(adjective, strong, power, great)
9
virile(adjective, strong, power, sound)
8
sound(adjective, clear, strong, power)
8
acute(adjective, strong, power, strength)
8
bitter(adjective, strong, power, strength)
8
main(adjective, feature, control, strong)
8
prepotent(adjective, power, strength, influence)
8
rich(adjective, strong, power, strength)
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APASmart Define. (2015). powerful thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/powerful/thesaurus/synonyms
ChicagoSmart Define. 2015. "powerful thesaurus" https://smartdefine.org/powerful/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, powerful thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/powerful/thesaurus/synonyms>.
MLASmart Define. "powerful thesaurus" 30 November 2015. Web. 24 September 2026. <https://smartdefine.org/powerful/thesaurus/synonyms>