安危[anki] fate
危うい[ayaui] dangerous
危うく[ayauku] barely
危ない[abunai] dangerous
危ながる[abunagaru] to be afraid of

危なっかしい[abunakkashii] dangerous
危ぶむ[ayabumu] to fear
危める[ayameru] to wound
危絵[abunae] suggestive or indecent picture
危害[kigai] injury

奇巌[kigan] strangely shaped rocks
巌窟[gankutsu] cave
巌壁[ganpeki] wall of rock
巌々とした[gangantoshita] craggy
巌頭[gantou] top of a massive rock

巉巌[zangan] near-vertical cliff or peak
巌蔭[iwakage] shade of a rock
危巌[kigan] steep, towering rock
枯木寒巌[kobokukangan] withered trees and frozen rocks