The condition or quality of being false
(Logic) an incompatibility between two propositions that cannot both be true
The state of being unsound
invalidness
unenforceability
Find another word for invalidity. In this page you can discover 8 synonyms, antonyms, idiomatic expressions, and related words for invalidity, like: falsity, inconsistency, unsoundness, fallacy, invalidness, revocation, rescission and unenforceability.
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