189 entries under heavy topic. ×

1
true-blue(adjective, strong, intense)
1
unaccountable(adjective, strong, intense)
1
unendurable(adjective, strong, intense)
1
unmistakeable(adjective, strong, intense)
1
unquenchable(adjective, strong, strength, intense)
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unyielding(adjective, strong, sound, tough, solid)
1
well-connected(adjective, strong, intense)
1
well-established(adjective, strong, intense)
1
well-made(adjective, strong, sound, tough, solid)
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APASmart Define. (2015). powerful thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/powerful/thesaurus/synonyms
ChicagoSmart Define. 2015. "powerful thesaurus" https://smartdefine.org/powerful/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, powerful thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/powerful/thesaurus/synonyms>.
MLASmart Define. "powerful thesaurus" 30 November 2015. Web. 26 September 2026. <https://smartdefine.org/powerful/thesaurus/synonyms>