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

機関[karakuri] mechanism
アナログ計算機[anarogukeisanki] analog computer
エンジン発動機[enjinhatsudouki] engine
サーボ機構[saabokikou] servomechanism
シフト演算機構[shifutoenzankikou] shift arithmetic unit

ジェット機[jettoki] jet aeroplane
弾機[hatsujou] spring (e.g. coil, leaf)
ヒグス機構[higusukikou] Higgs mechanism (physics)
プロペラ機[puroperaki] propeller-driven aircraft
圧延機[atsuenki] rolling machine

御世話になる[osewaninaru] to receive favor (favour)
御話中[ohanashichuu] busy (phone)
零し話[koboshibanashi] complaining
ほそぼそ話す[hosobosohanasu] to speak slowly and quietly
アドオン電話[adoondenwa] add-on telephone

ギリシア神話[girishiashinwa] Greek mythology
コードレス電話[koodoresudenwa] cordless phone
テレビ電話[terebidenwa] visual telephone
哀話[aiwa] sad story
一つ話[hitotsubanashi] anecdote

アドオン電話[adoondenwa] add-on telephone
コードレス電話[koodoresudenwa] cordless phone
テレビ電話[terebidenwa] visual telephone
圧電気[atsudenki] piezoelectricity
圧電効果[atsudenkouka] piezoelectric effect

異方導電フィルム[ihoudoudenfirumu] oriented conduction film
異方導電膜[ihoudoudenmaku] oriented conduction film
一次電流[ichijidenryuu] primary current
印加電圧[inkadenatsu] applied voltage