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

操舵[souda] steering (of a ship)
操舵手[soudashu] helmsman
面舵[omokaji] starboard (side of a ship)
取舵[torikaji] port (side of a ship)
方向舵[houkouda] rudder

舵棒[kajibou] shafts (of rickshaws or similar vehicles)
舵手[dashu] helmsman
舵取り[kajitori] steering
操舵室[soudashitsu] pilothouse