Synonyms|428Antonyms|78|Broader|9Narrower|13Related|102

80 entries under might topic. ×

15
effectiveness(noun, activity, performance, go, force)
13
force(noun, activity, go, drive, power)
11
power(noun, performance, go, force, strength)
10
effect(noun, force, power, strength, energy)
10
validity(noun, force, power, strength, energy)
9
energy(noun, activity, performance, go, force)
8
capability(noun, force, power, strength, energy)
8
potency(noun, performance, go, force, power)
6
ability(noun, force, power, strength, energy)
6
competence(noun, force, power, strength, energy)
6
influence(noun, force, power, strength, energy)
6
strength(noun, activity, go, force, drive)
3
vigor(noun, force, drive, power, strength)
2
cogency(noun, power, strength, energy, influence)
1
arm(noun, force, power, strength, energy)
1
authority(noun, force, power, strength, energy)
1
clout(noun, force, drive, power, strength)
1
drive(noun, activity, go, power, strength)
1
forcefulness(noun, activity, go, force, drive)
1
impact(noun, force, power, strength, energy)
For more, visit Efficacy on Power Thesaurus
11 years ago|7.5k views|share |citing 
APASmart Define. (2015). efficacy thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/efficacy/thesaurus/synonyms
ChicagoSmart Define. 2015. "efficacy thesaurus" https://smartdefine.org/efficacy/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, efficacy thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/efficacy/thesaurus/synonyms>.
MLASmart Define. "efficacy thesaurus" 10 April 2015. Web. 23 September 2026. <https://smartdefine.org/efficacy/thesaurus/synonyms>