| barbarous(adjective, hostile, belligerent, quarrelsome) |
| battling(nasty, determined, hostile, spirited, aggressive) |
| bearish(adjective, irritable) |
| competitive(adjective, mean, nasty, unfriendly, hateful) |
| crusty(adjective, irritable) |
| determined(adjective, spirited, aggressive, plucky) |
| eristic(adjective, difficult, rude, unpleasant, unfriendly) |
| fractious(adjective, difficult, hostile, irritable, turbulent) |
| grouchy(adjective, difficult, rude, unpleasant, unfriendly) |
| harsh(adjective, hostile, belligerent, quarrelsome) |
| hot-tempered(adjective, nasty, difficult, determined, hostile) |
| huffy(adjective, difficult, irritable, turbulent, belligerent) |
| inimical(mean, nasty, hostile, unfriendly, antagonistic) |
| invasive(adjective, offensive, violent) |
| nasty(adjective, mean, rough, dark, rude) |
| obstreperous(adjective, mean, sharp, harsh, cross) |
| ornery(adjective, mean, sharp, nasty, difficult) |
| querulous(adjective, difficult, rude, unpleasant, unfriendly) |
| rude(adjective, mean, sharp, difficult, harsh) |
| scathing(adjective, mean, sharp, harsh, cross) |