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

201 entries under noun topic. ×

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magnetism(vigor, liveliness, vitality, get-up-and-go)
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means(power, ability, skill, capacity)
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mental power(expression, power, strength, energy)
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momentum(drive, power, strength, energy)
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obligation(power, strength, energy, vigor)
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oomph(vigor, liveliness, vitality, get-up-and-go)
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pains(power, strength, energy, vigor)
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physical energy(expression, power, strength, energy)
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potence
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potentiality(power, ability, skill, means)
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pow(power, strength, energy, vigor)
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push(drive, power, strength, energy)
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radioactivity(vigor, liveliness, vitality, get-up-and-go)
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rays(vigor, liveliness, vitality, get-up-and-go)
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reaction(vigor, liveliness, vitality, get-up-and-go)
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requirement(power, strength, energy, vigor)
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resolution(intensity, concentration)
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response(performance, energy, skill, vigor)
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sapience(power, strength, energy, vigor)
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serviceability(service, worth, practicality, usefulness)
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APASmart Define. (2015). efficacy thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/efficacy/thesaurus/synonyms
ChicagoSmart Define. 2015. "efficacy thesaurus" https://smartdefine.org/efficacy/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, efficacy thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/efficacy/thesaurus/synonyms>.
MLASmart Define. "efficacy thesaurus" 10 April 2015. Web. 29 September 2026. <https://smartdefine.org/efficacy/thesaurus/synonyms>