| unsurmountable | (adj) incapable of being surmounted or climbed, Syn. unclimbable |
| insurmountable | (adj) not capable of being surmounted or overcome, Syn. unsurmountable, Ant. surmountable, Example: insurmountable disadvantages |
| Unsurmountable | a. Insurmountable. Locke. [ 1913 Webster ] |
| 火焰山 | [火 焰 山 / 火 燄 山] Mountain of Flames of legend; fig. unsurmountable obstacle; Mountain of Flames in Turpan depression in Xinjiang #56,742 [Add to Longdo] |
| unüberwindlich | unsurmountable [Add to Longdo] |