| Insuperable (a.) Incapable of being passed over or surmounted; insurmountable; as, insuperable odds. Thesaurus Entries beyond one, impassable, impenetrable, impracticable, impractical, impregnable, incontestable, indomitable, inexpugnable, inoperable, insurmountable, invincible, inviolable, invulnerable, irresistible, overpowering, overwhelming, resistless, too much for, unachievable, unassailable, unattainable, unbeatable, uncompassable, unconquerable, undoable, uneffectible, unnegotiable, unperformable, unrealizable, unsubduable, unsurmountable, unsurpassable, unworkable, unyielding |