280 entries under noun topic. ×

4
advantageousness(order, benefit, advantage, suitability)
4
aptness(order, benefit, advantage, suitability)
4
capacity(force, power, strength, ability)
4
clout(force, drive, power, strength)
4
competitiveness(keenness, lowness)
4
convenience(order, benefit, advantage, success)
4
desirability(order, benefit, advantage, suitability)
4
forcefulness(activity, go, force, style)
4
performance(energy, use, virtue, success)
4
potentiality(power, ability, skill, means)
4
powerfulness(performance, energy, mass, impact)
4
propriety(order, benefit, advantage, suitability)
4
usefulness(order, end, benefit, reason)
4
utility(order, end, benefit, reason)
3
ability(style, power, strength, energy)
3
applicability(practicality, usefulness, helpfulness)
3
authority(force, power, strength, energy)
3
availability
3
cogency(end, drive, power, strength)
3
efficaciousness
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APASmart Define. (2016). effectiveness thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/effectiveness/thesaurus/synonyms
ChicagoSmart Define. 2016. "effectiveness thesaurus" https://smartdefine.org/effectiveness/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2016, effectiveness thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/effectiveness/thesaurus/synonyms>.
MLASmart Define. "effectiveness thesaurus" 25 February 2016. Web. 24 September 2026. <https://smartdefine.org/effectiveness/thesaurus/synonyms>