他真是个说谎者——他说的话你一句都不能信。

He's such a ___liar - you can't trust a word he says.

你这个说谎者——我从来没碰过它！

You ___liar - I never touched it!

计划奏效了：陪审团认为妻子是个臭名昭著的说谎者，而她的丈夫被判无罪。

The plan works: the jury thinks that the wife is a notorious ___liar and her husband is found innocent.