| distressed(verb, adjective, state, upset, dull) |
| sad(adjective, bad, hard, hurt, low) |
| upset(verb, adjective, trouble, hurt, bother) |
| anxious(adjective, state, upset, kind, worry) |
| disturbed(verb, adjective, state, upset, hurt) |
| sensitive(adjective, hard, difficult, complex) |
| difficult(adjective, hard, rough, unhappy, complex) |
| uneasy(adjective, upset, kind, worry, rough) |
| weighty(adjective, hard, difficult, complex) |
| hard(adjective, rough, difficult, complex, painful) |
| perplexed(verb, adjective, hard, difficult, complex) |
| serious(adjective, hard, difficult, unhappy, gloomy) |
| oppressive(adjective, hard, difficult, sad, unhappy) |
| tough(adjective, hard, difficult, complex) |
| worried(adjective, state, upset, hurt, kind) |
| sore(adjective, hard, difficult, complex, angry) |
| burdensome(adjective, hard, difficult, complex) |
| complex(adjective, upset, hard, difficult, anxious) |
| complicated(adjective, upset, hard, difficult, complex) |
| grave(adjective, hard, difficult, unhappy, gloomy) |