unfair
https://gyazo.com/97f22be81353da996fd65c7af452b76e
adjective
【人に】不公平な, 偏った «to, on»
e.g. at times like these the legal system appears inhumane and unfair.
不正な, 不当な, ずるい
e.g. you're unfair to criticize like that when she's never done you any harm.
ORIGIN