| dire(adjective, hard, difficult, complex) |
| disturbing(adjective, hard, difficult, complex) |
| grinding(adjective, hard, difficult, complex) |
| heartrending(adjective, hard, difficult, complex) |
| lumpy(adjective, hard, difficult, complex, gravity) |
| punishing(adjective, hard, difficult, complex) |
| sad(adjective, hard, difficult, complex) |
| sensitive(adjective, hard, difficult, complex) |
| unbearable(adjective, hard, difficult, complex) |
| operose(adjective, hard, difficult, complex) |
| painful(adjective, hard, difficult, complex) |
| precarious(adjective, hard, difficult, complex) |
| earnest(adjective, dull, severe, honest, harsh) |
| great(adjective, importance, valuable, main, notable) |
| material(adjective, good, appropriate, importance, big) |
| portentous(adjective, importance, important, serious, valuable) |
| meaningful(adjective, good, clear, strong, great) |
| powerful(adjective, good, clear, strong, great) |
| vital(adjective, great, severe, importance, big) |
| impressive(adjective, importance, valuable, main, notable) |