Untruth
Part of speech: noun
Definition: a lie or falsehood the condition of being false
Falsity
Part of speech: noun
Definition: Something that is false; an untrue assertion.The characteristic of being untrue.
Untruth as a noun is a lie or falsehood while Falsity as a noun is something that is false; an untrue assertion.
Part of speech: noun
Definition: a lie or falsehood the condition of being false
Part of speech: noun
Definition: Something that is false; an untrue assertion.The characteristic of being untrue.
We hope you now know whether to use Untruth or Falsity in your sentence.