[noun] [U]Falsehood means lying. It is often used, esp. by politicians, to avoid accusing people of lying.She doesn't seem to understand the difference between truth and falsehood.(formal) A falsehood is a lie or a statement which is not correct.What he told us was a blatant/malicious falsehood.
FALSEHOOD
Meaning of FALSEHOOD in English
Cambridge English vocab. Кембриджский английский словарь. 2012