| inscrutable definitions |
| # | Definition | Sets |
| 1 | difficult to understand | 132 sets |
| 2 | mysterious | 112 sets |
| 3 | incapable of being understood; impossible to see through physically | 97 sets |
| 4 | incapable of being understood | 85 sets |
| 5 | difficult to understand; mysterious | 66 sets |
| 6 | difficult to fathom or understand; impenetrable | 65 sets |
| 7 | (adj.) incapable of being understood; impossible to see through physically | 63 sets |
| 8 | difficult to understand, mysterious | 61 sets |
| 9 | not easily understood | 58 sets |
| 10 | not easily understood; hard to fathom | 45 sets |
| 11 | of an obscure nature | 41 sets |
| 12 | incomprehensible | 27 sets |
| 13 | impossible to understand or interpret | 26 sets |
| 14 | (adj) incapable of being understood; impossible to see through physically | 24 sets |
| 15 | not easily understood; mysterious; unfathomable | 22 sets |
| 16 | difficult to fathom or understand | 18 sets |
| 17 | impenetrably mysterious or profound. | 18 sets |
| 18 | adj, incapable of being understood, impossible to see through physically | 18 sets |
| 19 | incapable of being discovered or understood | 17 sets |
| 20 | mysterious, unfathomable, beyond comprehension | 16 sets |
| 21 | impenetrable, incomprehensible, enigmatic | 16 sets |
| 22 | impenetrable | 15 sets |
| 23 | incapable of being investigated | 14 sets |
| 24 | hard to understand; enigmatic | 14 sets |
| 25 | adj. incapable of being understood; impossible to see through physically | 13 sets |
| 26 | incapable of being investigated, analyzed, or scrutinized; impenetrable | 13 sets |
| 27 | impossible to understand | 12 sets |
| 28 | incapable of being understood, impossible to see through physically | 12 sets |
| 29 | incapable of being investigated, analyzed, or scrutinized; impenetrable. | 12 sets |
| 30 | enigmatic | 11 sets |
| 31 | difficult to understand; impenetrable; not readily understood; mysterious | 11 sets |
| 32 | hard to understand | 11 sets |
| 33 | (adj.) impossible of being understood, incomprehensable, impossible to see through | 11 sets |
| 34 | impenetrable; not readily understood; mysterious | 11 sets |
| 35 | comprehensible, intelligible, penetrable | 10 sets |
| 36 | beyond comprehension or examination | 10 sets |
| 37 | impossible to see or understand fully | 10 sets |
| 38 | not easily understood; mysterious | 10 sets |
| 39 | impenetrably mysterious or profound | 10 sets |
| 40 | adj. hard to understand; enigmatic | 10 sets |