present participle of ill-use

simple past tense and past participle of ill-use

Having been treated badly.

Poorly informed; ignorant.

having an unhealthy appearance / unattractive; ugly / of evil or sinister appearance

Third-person singular simple present indicative form of ill-use

ill-mannered and unrefined because of a lack of upbringing or education / (of animals) of bad breed

unlucky; doomed.

Showing ill will.

unsuitable, unfit or inappropriate for some purpose / not suiting each other; poorly matched