unfair

Synonyms: arbitrary bad base biased bigoted blameworthy cheating criminal crooked cruel culpable discreditable discriminatory dishonest dishonorable foul grievous illegal immoral improper inequitable inexcusable iniquitous injurious low mean one-sided partial partisan petty shameful shameless uncalled-for undue unethical unjust unjustifiable unlawful unprincipled unreasonable unrightful unscrupulous unsporting unwarranted vicious vile wicked wrong

Antonyms: fair honest just unprejudiced