| thoughtful(adjective, characteristic, set, quality, severe) |
| reflective(adjective, characteristic, quality, severe, honest) |
| contemplative(adjective, characteristic, quality, severe, honest) |
| wistful(adjective, sad, unhappy, sorrow, depression) |
| meditative(adjective, characteristic, quality, severe, honest) |
| ruminative(noun, adjective, rational, intelligent, thoughtful) |
| musing(adjective, reasonable, excellent, gentle, keen) |
| sad(adjective, bad, unhappy, sorrow, gloomy) |
| gloomy(adjective, bad, sad, unhappy, sorrow) |
| brooding(adjective, characteristic, quiet, quality, experience) |
| pondering(adjective, reasonable, keen, deep, thoughtful) |
| melancholy(adjective, sad, unhappy, sorrow, depression) |
| cogitative(adjective, reasonable, keen, deep, rational) |
| mournful(adjective, bad, sad, unhappy, sorrow) |
| preoccupied(adjective, reasonable, excellent, gentle, keen) |
| grave(adjective, bad, severe, honest, sad) |
| lugubrious(adjective, bad, sad, unhappy, sorrow) |
| serious(adjective, set, keen, unhappy, gloomy) |
| thinking(verb, adjective, reasonable, keen, thought) |
| disconsolate(adjective, bad, sad, unhappy, sorrow) |