- validity
- n1. effectiveness, effectivity, effectualness, effectuality, efficaciousness; potency, Literary. puissance, force, forcefulness, forcibleness, power, powerfulness, strength, vigor, vigorousness; substan-tialness, substantiality, substantiveness, materialness, weightiness, heaviness, graveness; significance, consequence, moment, momentousness, import, importance; cogency, persuasiveness, convincibility, convincingness, credibility, credibleness, believability, be-lievableness; pertinence, pertinency, relevance, relevancy, relatedness, germaneness, appositeness, applicability.2. verifiableness, verifiability, provability, provableness, authenticity, genuineness; accuracy, correctness, factualness, factuality, veracity, veraciousness, trueness.3. legality, lawfulness, legitimacy, legitimateness, constitutionality; soundness, solidity, solidness, reasonableness, logicalness, logicality; authority, officialness, warrant, sanction.
A Note on the Style of the synonym finder. 2014.