| theoretical(adjective, hypothetical) |
| a priori |
| analysis(noun, numeration) |
| explanatory(adjective, examining, descriptive, interpretive) |
| intellectual(adjective, sound, reasonable, sensible, rational) |
| keen(adjective, reasonable, sensitive, deep, rational) |
| penetrating(adjective, severe, sharp, harsh, critical) |
| questioning(adjective, logical, interested, curious, systematic) |
| reasoning(adjective, sound, reasonable, keen, sensible) |
| speculative(adjective, theoretical) |
| tentative(adjective, experimental) |
| testing(adjective, examining) |
| thorough(adjective, logical, penetrating, systematic, searching) |
| thoughtful(adjective, sound, reasonable, keen, sensible) |
| analytically |
| cogent(adjective, clear, sound, reasonable, sensible) |
| detailed(adjective, sensitive, intelligent, shrewd, logical) |
| discursive |
| empirical(adjective, adverb, reasonable, rational, logical) |
| examining(adjective, logical, penetrating, interested, curious) |