| reflective(adjective, characteristic, quality, severe, honest) |
| contemplative(adjective, characteristic, quality, severe, honest) |
| thoughtful(adjective, characteristic, set, quality, severe) |
| pensive(adjective, characteristic, quality, severe, honest) |
| ruminative(adjective, reasonable, rational, intelligent, thoughtful) |
| introspective(adjective, characteristic, quality, reasonable, experience) |
| brooding(adjective, characteristic, quality, experience, thoughtful) |
| musing(adjective, reasonable, keen, melancholy, thoughtful) |
| cogitative(adjective, keen, rational, intelligent, thoughtful) |
| thinking(verb, adjective, reasonable, keen, thought) |
| pondering(adjective, reasonable, keen, deep, thoughtful) |
| broody |
| deliberative(adjective, reasonable, keen, thought, deep) |
| wistful(adjective, reasonable, keen, melancholy, thought) |
| philosophical(adjective, thought, rational, intelligent, thoughtful) |
| business-minded |
| engrossed(adjective, reasonable, keen, deep, rational) |
| ruminant(adjective, feature, characteristic, trait, thought) |
| speculative(adjective, thought, thoughtful, thinking, absorbed) |
| studious(adjective, reasonable, keen, thought, deep) |