falsehood

noun
UK /ˈfɔːlshʊd/
US /ˈfɔːlshʊd/

A falsehood is something that is not true.

The boy told a falsehood about eating the cookies.


OTHER MEANINGS

2. The quality or state of being false or untrue.

The falsehood of the claim was soon proven.

3. A false statement or lie told to deceive someone.

She was hurt by the falsehood he spread about her.

4. Lack of truthfulness or honesty in a person.

His falsehood became clear when the facts came out.