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

雁爪[ganzume] Japanese rake
糸爪[hechima] sponge gourd
爪で拾って箕で零す[tsumedehirottemidekobosu] penny wise and pound foolish
爪痕[tsumeato] fingernail mark
爪先[tsumasaki] tiptoe

爪先で歩く[tsumasakidearuku] to tiptoe
爪弾き[tsumahajiki] black sheep (of a family)
爪楊枝[tsumayouji] toothpick
爪立ち[tsumadachi] standing on tiptoes

陥る[ochiiru] to fall
陥れる[otoshiireru] to trick someone into (committing a crime, etc.)
陥没[kanbotsu] cave-in
陥落[kanraku] fall
陥せい[kansei] trap

欠陥[kekkan] defect
自縄自縛に陥る[jijoujibakuniochiiru] to be caught in one's own trap
失陥[shikkan] surrender
陥入[kannyuu] subsiding
陥没湖[kanbotsuko] lake formed in volcanic caldera