impregnable |
険しい(P);嶮しい [けわしい] /(adj-i) (1) precipitous/rugged/inaccessible/impregnable/steep/(2) grim/severe/stern/(P)/EntL1260530X/ ------- 難攻不落 [なんこうふらく] /(n,adj-no) impregnable/EntL1460940X/ ------- 要害堅固 [ようがいけんご] /(n,adj-no) (a fortress being) impregnable/unassailable/EntL2033010X/ |