(idiomatic) To insist so passionately about something that people suspect the opposite of what one is saying.

Third-person singular simple present indicative form of protest too much

simple past tense and past participle of protest too much

present participle of protest too much

Synonym of enough is enough

That is or would be even better.

That is or would be even worse.

To such a great extent.

Synonym of leave a lot to be desired

(+object) Used to indicate that an unfortunate event, outcome, etc. is of the subject's own doing; and that the speaker feels no great concern for it.