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

人工孵化法[jinkoufukahou] artificial incubation (method)
孵す[kaesu] to hatch
孵る[kaeru] to hatch out
孵化[fuka] incubation
孵化器[fukaki] incubator

孵卵[furan] incubation
孵卵器[furanki] incubator
人工孵化[jinkoufuka] artificial incubation
孵化場[fukajou] hatchery