"Unfathomable" • Chinese-English Dictionary
| 不可思议 | bù kě sī yì | inconceivable (idiom) / unimaginable / unfathomable |   |
| 莫测高深 | mò cè gāo shēn | enigmatic / beyond one's depth / unfathomable | |
| 叵测 | pǒ cè | unfathomable / unpredictable / treacherous | |
| 不可端倪 | bù kě duān ní | impossible to get even an outline (idiom) / unfathomable / not a clue | |
| 神秘莫测 | shén mì mò cè | mystery / unfathomable / enigmatic | |
| 不可思议 | bù kě - sī yì | (idiom) inconceivable / unimaginable / unfathomable | |
| 深不可测 | shēn bù kě cè | deep and unmeasurable (idiom) / unfathomable depths / incomprehensible / enigmatic and impossible to predict | |
| 幽邃 | yōu suì | profound and unfathomable | |
| 居心叵测 | jū xīn pǒ cè | harboring unfathomable motives (idiom) | |
| 艰深晦涩 | jiān shēn huì sè | abstruse and unfathomable (idiom) | |
