| clear thinking(expression, understanding, knowledge, sense, wisdom) |
| clearness(noun, characteristic, quality, understanding, taste) |
| competence(noun, understanding, mind, skill, intelligence) |
| concept(noun, take, feeling, understanding, light) |
| consciousness(noun, take, feeling, understanding, light) |
| consideration(noun, control, understanding, care, responsibility) |
| control(noun, understanding, care, head, refinement) |
| courtesy(noun, control, understanding, care, head) |
| craft(noun, skill, grace, poise, elegance) |
| craftiness(noun, skill, grace, sharpness, poise) |
| deduction(noun, understanding, mind, sense, intelligence) |
| delicatesse(noun, control, understanding, care, head) |
| dexterity(noun, speed, delicacy, thoughtfulness, rapidity) |
| diagnosis(noun, characteristic, quality, division, difference) |
| dialectics(noun, understanding, mind, sense, intelligence) |
| difference(noun, understanding, taste, division, judgment) |
| differential(noun, characteristic, quality, division, difference) |
| differentiation feature(expression, characteristic, quality, division, difference) |
| diplomacy(noun, control, understanding, care, skill) |
| discreteness(noun, characteristic, quality, division, difference) |