1. (adjective) not conforming to legality, moral law, or social convention

• improper
• unlawful

1. (adjective) not conforming to accepted rules or standards

• bohemian
• go-as-you-please
• irregular
• maverick
• unorthodox

2. (adjective) not conventional or conformist

• alternative
• bizarre
• eccentric
• flakey
• flaky
• freakish
• freaky
• gonzo
• off-the-wall
• outlandish
• outre
• devil-may-care
• raffish
• rakish
• far-out
• kinky
• offbeat
• quirky
• way-out
• funky
• spaced-out
• spacey
• spacy

3. (adjective) not conforming to legality, moral law, or social convention

• irregular

1. (adjective) not conforming to accepted rules or standards

• original

1. (adjective) not conforming to accepted rules or standards

• conventional

2. (adjective) not conventional or conformist

• conventional
• conventional

1. (adjective) not conforming to accepted rules or standards

• unconventionality

2. (adjective) not conforming to legality, moral law, or social convention

• improperness
• impropriety
• unconventionality
• unlawfulness