Synonyms and related words :
Bohemian, amoral, beat, breakaway, conscienceless, corrupt, corrupted, criminal, crooked, dark, devious, dishonest, dishonorable, doubtful, dubious, evasive, far out, felonious, fishy, fraudulent, free and easy, fringy, heretical, heterodox, hippie, ill-got, ill-gotten, immoral, indirect, informal, insidious, kinky, maverick, not cricket, not done, offbeat, original, questionable, rotten, shady, shameless, shifty, sinister, slippery, suspicious, tricky, unconscienced, unconscientious, unconscionable, unconventional, underhand, underhanded, unethical, unfashionable, unorthodox, unprincipled, unsavory, unscrupulous, unstraightforward, way out, without remorse, without shame