| consistent(adjective, clear, sound, reasonable, sensible) |
| everyday(applied, hands-on, real-world) |
| feasible(adjective, reasonable, honest, sensible, fair) |
| hardheaded(adjective, hard, sound, reasonable, sharp) |
| imaginary(reasoning, intellectual, number, mental) |
| irrational |
| keen(adjective, understanding, reasonable, sharp, smart) |
| likely(adjective, reasonable, solid, realistic, satisfying) |
| objective(adjective, hard, sound, reasonable, honest) |
| politic(adjective, moderate, honest, sensible, proper) |
| positive |
| possible(adjective, reasonable, sensible, solid, fair) |
| proper(adjective, good, reasonable, honest, sensible) |
| radical(moderate, flexible, number, lenient, independent) |
| rational number(noun, expression, idiom, number) |
| real(hard, sound, reasonable, sensible, practical) |
| reason |
| reasoned(adjective, adverb, sound, reasonable, sensible) |
| sharp(adjective, understanding, keen, smart, bright) |
| smart(adjective, bright, sensible, alert, intelligent) |