129 entries under adjective topic. ×

32
effective(strong, power, thrive, valid)
25
powerful(strong, power, keen, smart)
23
efficacious(strong, power, thrive, valid)
19
potent(strong, sharp, powerful, effective)
19
strong(power, valid, influential, legal)
18
efficient(power, excellent, keen, smart)
15
useful(tough, effective, beneficial, advantageous)
14
telling(verb, strong, energetic, important)
14
valid(strong, power, influential, legal)
12
adequate(power, tough, competent, capable)
12
authoritative(strong, energetic, powerful, effective)
12
forceful(strong, power, valid, legal)
12
influential(strong, energetic, important, powerful)
11
capable(strong, power, keen, smart)
11
operative(strong, power, valid, legal)
11
productive(power, tough, useful, effective)
10
available(strong, power, valid, legal)
10
competent(strong, power, tough, bright)
9
able(strong, power, bright, capacity)
9
active(tough, prompt, quick, wise)
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APASmart Define. (2015). effectual thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/effectual/thesaurus/synonyms
ChicagoSmart Define. 2015. "effectual thesaurus" https://smartdefine.org/effectual/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, effectual thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/effectual/thesaurus/synonyms>.
MLASmart Define. "effectual thesaurus" 13 April 2015. Web. 23 September 2026. <https://smartdefine.org/effectual/thesaurus/synonyms>