adjective

(typically of a young person) tending to commit crime, particularly minor crime.

delinquent teenagers

lawless,lawbreaking,criminal,offending,errant,badly behaved,troublesome,difficult,unmanageable,unruly,disobedient,uncontrollable,out of control

noun

a delinquent person.

juvenile delinquents

offender,wrongdoer,malefactor,lawbreaker,culprit,criminal,hooligan,vandal,ruffian,hoodlum,lout,juvenile delinquent,young offender,tearaway,juvie,yob,yobbo,chav,hoodie,hoon,miscreant