| stern(adjective, person, appearance, mean, hard) |
| tyrannical(adjective, characteristic, hard, tough, nasty) |
| unfriendly(adjective, person, mean, nasty, harsh) |
| unrelenting(adjective, characteristic, appearance, mean, strong) |
| aloof(adjective, person, mean, hard, cool) |
| awful(adjective, mean, strong, severe, nasty) |
| bad(adjective, awful, terrible, wicked, horrible) |
| unyielding(adjective, characteristic, appearance, mean, strong) |
| abominable(adjective, low, unpleasant, base, awful) |
| flinty(adjective, characteristic, strong, hard, tough) |
| implacable(adjective, characteristic, appearance, mean, strong) |
| vindictive(adjective, characteristic, person, mean, severe) |
| demoniac(adjective, characteristic, evil, nasty, harsh) |
| harrowing(adjective, awful, terrible, horrible, painful) |
| horrendous(adjective, evil, unpleasant, awful, terrible) |
| horrid(adjective, appearance, mean, nasty, unpleasant) |
| insensitive(adjective, person, mean, hard, cool) |
| unnatural(adjective, characteristic, evil, nasty, pain) |
| dreadful(adjective, evil, sad, unhappy, unpleasant) |
| frigid(adjective, person, mean, hard, cool) |