お風呂に入る[ofuronihairu] to take a bath
鍬入れ式[kuwaireshiki] ground-breaking ceremony
塵入[gomiire] trashcan
キー入力[kiinyuuryoku] key (input)
ビジネススクール入学共通試験[bijinesusukuurunyuugakukyoutsuushiken] business school entrance test

メスを入れる[mesuwoireru] to operate
圧入[atsunyuu] indentation
移入[inyuu] importation
一寝入り[hitoneiri] nap
一入[hitoshio] still more

亜硝酸塩[ashousanen] nitrite
亜硫酸塩[aryuusanen] sulfite
一塩[hitoshio] slightly salted
塩っぱい[shoppai] salty
塩化[enka] chloride

塩化ビニル[enkabiniru] vinyl chloride
塩化水素[enkasuiso] hydrogen chloride
塩化物[enkabutsu] chloride
塩加減[shiokagen] seasoning (with salt)
塩基[enki] base