1. to renounce, repudiate, or retract, esp. with formal solemnity; recant: to abjure one's errors.
2. to renounce or give up under oath; forswear: to abjure allegiance.
3. to avoid or shun.
She abjured extravagance that was practically demanded of her by the neighborhood she lived in, instead choosing to live a basic and practical life.