Forswears (oneself)

Usage examples of perjures.

And don't think I won't land on him with both feet if he perjures himself.

The man who perjures himself to escape his taxes has no right to expect that his fellow citizens are going to place a higher value upon an oath than he.

She is a marvel of discretion, and the way in which she perjures her soul for the sake of the practice is a constant weight upon my conscience.

I have noted time and time again that when an individual perjures himself in order to break the force of the black man's ballot, he soon learns to practise dishonesty in other relations of life, not only where the Negro is concerned, but equally so where a white man is concerned.