Synonyms|412Antonyms|83|Broader|4Narrower|1Related|376

65 entries under strong topic. ×

1
fortunate(adjective, friendly, happy, useful)
1
great(powerful, effective, prevailing, influential)
1
instrumental(adjective, important, powerful, significant)
1
legally valid(adjective, power, valid, legal)
1
lucky(adjective, happy, positive, beneficial)
1
moving(important, powerful, active, effective)
1
overruling(energetic, vigorous, capable, effective)
1
paramount(energetic, vigorous, capable, chief)
1
preeminent(energetic, vigorous, capable, effective)
1
prevailing(energetic, vigorous, capable, chief)
1
profitable(tough, energetic, useful, effective)
1
rolling(active, effective, alive, favorable)
1
ruling(energetic, effective, independent, prevailing)
1
sturdy(energetic, powerful, vigorous, capable)
1
upper hand(expression, energetic, vigorous, capable)
1
wicked(energetic, vigorous, capable, effective)
0
authoritarian(energetic, effective, prevailing, influential)
0
in control(expression, energetic, effective, prevailing)
0
in the saddle(expression, energetic, vigorous, capable)
0
robust(energetic, powerful, effective, prevailing)
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APASmart Define. (2015). efficacious thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/efficacious/thesaurus/synonyms
ChicagoSmart Define. 2015. "efficacious thesaurus" https://smartdefine.org/efficacious/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, efficacious thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/efficacious/thesaurus/synonyms>.
MLASmart Define. "efficacious thesaurus" 13 October 2015. Web. 24 September 2026. <https://smartdefine.org/efficacious/thesaurus/synonyms>