| kill-crazy(adjective, wild, crazy, groundless) |
| lawless |
| lowbred(adjective, wild, crazy, groundless) |
| malign(adjective, wild, crazy, groundless) |
| malignant(adjective, wild, crazy, groundless) |
| merciless(adjective, wild, crazy, groundless) |
| murderous(adjective, wild, crazy, groundless) |
| noncivilised(adjective, wild, crazy, groundless) |
| outlandish(adjective, wild, crazy, groundless) |
| philistine(adjective, wild, crazy, groundless) |
| pitiless(adjective, wild, crazy, groundless) |
| primitive(adjective, wild, crazy, groundless) |
| provincial(adjective, wild, crazy, groundless) |
| raging(adjective, wild, crazy, groundless) |
| rough(adjective, wild, crazy, groundless) |
| rough-and-ready(adjective, wild, crazy, groundless) |
| rugged(adjective, wild, crazy, groundless) |
| ruthless(adjective, wild, crazy, groundless) |
| sadistic(adjective, wild, crazy, groundless) |
| sanguinary(adjective, wild, crazy, groundless) |