ちょっと一杯[chottoippai] let's have a quick drink
ばつ一[batsuichi] being once divorced
一向[hitaburu] nothing but
サラダ一皿[saradahitosara] plate of salad

安全第一[anzendaiichi] safety first
一か八か[ichikabachika] sink or swim
一っ走り[hitoppashiri] spin (as in 'take a car for a spin')
一つ一つ[hitotsuhitotsu] one-by-one

いかなる場合でも[ikanarubaaidemo] in any case
このような場合に[konoyounabaaini] in this kind of situation
この場合[konobaai] in this case
そうでない場合は[soudenaibaaiha] if this is not the case
その場合には[sonobaainiha] in that case

繋ぎ合わせる[tsunagiawaseru] to connect
どの場合にも[donobaainimo] in any case
シアン化合物[shiankagoubutsu] cyanide
ボクシングの試合[bokushingunoshiai] boxing bout
亜米利加合衆国[amerikagasshuukoku] United States of America

御知らせ[oshirase] notice
かも知れない[kamoshirenai] may
かも知れません[kamoshiremasen] may
愛知県[aichiken] Aichi prefecture (Chuubu area)
井の中の蛙大海を知らず[inonakanokawazutaikaiwoshirazu] parochial

一知半解[icchihankai] superficial knowledge
伺い知る[ukagaishiru] to perceive
窺知[kichi] perception
恩知らず[onshirazu] ingratitude
われ知らず[wareshirazu] involuntarily

行けない[ikenai] wrong
行る[yaru] to send
オリエント急行[orientokyuukou] Orient express
カ行[kagyou] classification for Japanese verb with the dictionary form ending in "ku"
ガ行[gagyou] classification for Japanese verb with the dictionary form ending in "gu"

サ行[sagyou] classification for Japanese verb with the dictionary form ending in "su"
ザ行[zagyou] classification for Japanese verb with the dictionary form ending in "zu"
スパイ行為[supaikoui] espionage
タ行[tagyou] classification for Japanese verb with the dictionary form ending in "tsu"
ダ行[dagyou] classification for Japanese verb with the dictionary form ending in "dzu"