| flippant(adjective, rude, impolite, insolent, discourteous) |
| ignorant(adjective, rude, cruel, vicious, fierce) |
| indelicate(adjective, hard, tough, sharp, rough) |
| irreverent |
| morose(adjective, rude, coarse, sullen, grumpy) |
| peevish |
| sharp(adjective, hard, tough, severe, rough) |
| short-tempered(adjective, abrupt, gruff, brusque) |
| sour(adjective, severe, bleak, angry, stark) |
| uncourtly(adjective, vulgarity) |
| unpleasant(adjective, hard, tough, severe, sharp) |
| unthinking(careless, thoughtless, insensitive, crass, tactless) |
| bearish(adjective, hard, tough, nasty, harsh) |
| beastly |
| bestial |
| cantankerous(adjective, rude, coarse, sullen, boorish) |
| crabbed(adjective, rude, coarse, sullen, grumpy) |
| crass(adjective, hard, tough, rough, nasty) |
| crusty(adjective, hard, direct, tough, rough) |
| flip(adjective, rude, fresh, bold, crude) |