| vigorous(adjective, intense, passionate, violent, fervent) |
| volcanic(nervous, emotional, restless, volatile, fiery) |
| warlike(adjective, nasty, violent, hostile, reckless) |
| zealous(adjective, clear, strong, tough, severe) |
| animal(adjective, mean, simple, severe, violent) |
| beastly(adjective, mean, violent, wild, cruel) |
| deep(adjective, clear, strong, great, tough) |
| excite |
| hard(adjective, mean, strong, tough, severe) |
| mean(adjective, animal, clear, tough, severe) |
| rabid(adjective, harsh, intense, passionate, violent) |
| acrimonious(adjective, severe, nasty, hostile, bitter) |
| blazing(adjective, strong, keen, difficult, intense) |
| brute |
| concentrated(adjective, strong, great, sharp, intense) |
| demonstrative(nervous, emotional, restless, volatile, fiery) |
| distressing(adjective, strong, awful, violent, terrible) |
| drastic(adjective, hard, severe, rough, harsh) |
| dreadful(adjective, great, tough, difficult, awful) |
| excessive(adjective, strong, great, sharp, harsh) |