deviant
de-vi-ant
adjective
Differing from accepted standards, often in an undesirable or abnormal way.
"His behaviour was considered deviant by society."
noun
A person whose behaviour deviates from what is considered normal.
"Society often ostracises those labelled as deviants."
Thesaurus
Synonyms: degenerate, deviate, pervert, perv, perve, unnatural, abnormal, aberrant