| promiscuous |
| rash(careless, thoughtless, inconsiderate) |
| rude(careless, thoughtless, inconsiderate) |
| senseless(careless, thoughtless, unknowing, unaware, inconsiderate) |
| stray |
| tactless(adjective, rude, careless, thoughtless, unwise) |
| unacquainted(unknowing, unaware, unsuspecting) |
| undiplomatic(adjective, rude, careless, thoughtless, unwise) |
| unfamiliar(unknowing, unaware, unsuspecting) |
| unheeding(adjective, careless, thoughtless, unwise, unconscious) |
| uninformed(unknowing, unaware, unsuspecting) |
| uninstructed(unknowing, unaware, unsuspecting) |
| unknowing(unaware, unsuspecting) |
| unmindful(careless, thoughtless, unknowing, unaware, inconsiderate) |
| unreasoning(adjective, rude, careless, thoughtless, unwise) |
| unsuspecting(unknowing, unaware) |
| untactful(careless, thoughtless, inconsiderate) |
| unthought(adjective, unintentional) |
| unwise(adjective, careless, thoughtless, unconscious, inconsiderate) |
| vacant(adjective, rude, careless, thoughtless, unwise) |