201 entries under noun topic. ×

1
toughness(activity, go, drive, power)
1
tuck(activity, go, drive, power)
1
validness(power, strength, energy, influence)
1
vehemence(activity, go, drive, power)
1
verve(drive, power, strength, energy)
1
virility(activity, go, drive, power)
1
vitality(drive, power, strength, energy)
1
worth(practicality, efficiency, effectiveness, utility)
1
zeal(activity, go, drive, power)
1
zest(power, strength, spirit, vigor)
1
zing(activity, go, force, drive)
1
zip(force, power, strength, spirit)
0
aptitude(power, ability, skill, means)
0
art(power, ability, skill, means)
0
bent(ability, capacity, competence, potential)
0
bite(power, strength, energy, vigor)
0
brunt(power, strength, energy, vigor)
0
burn(vigor, liveliness, vitality, get-up-and-go)
0
coercion(power, strength, energy, vigor)
0
compulsion(power, strength, energy, vigor)
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APASmart Define. (2015). efficacy thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/efficacy/thesaurus/synonyms
ChicagoSmart Define. 2015. "efficacy thesaurus" https://smartdefine.org/efficacy/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, efficacy thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/efficacy/thesaurus/synonyms>.
MLASmart Define. "efficacy thesaurus" 10 April 2015. Web. 28 September 2026. <https://smartdefine.org/efficacy/thesaurus/synonyms>