ない交ぜにする[naimazenisuru] to blend (e.g. truth and lies)
データ交換[deetakoukan] data exchange
メール交換[meerukoukan] exchange of letters
リーダー交代[riidaakoutai] leadership change
意見交換[ikenkoukan] exchange of ideas

一方交通[ippoukoutsuu] one-way traffic
羽交絞め[hagaijime] pinioning
仮名交じり[kanamajiri] mixed writing (characters and kana)
仮名交じり文[kanamajiribun] mixed writing (characters and kana)
賀詞交換[gashikoukan] New Year greetings (parties)

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

亜鉛末[aenmatsu] zinc dust
学期末[gakkimatsu] end of term
巻末[kanmatsu] end of a book
期末[kimatsu] end of term
期末試験[kimatsushiken] final exam

旧年末[kyuunenmatsu] end of last year
結末[ketsumatsu] end
月末[getsumatsu] end of the month
跡始末[atoshimatsu] settlement (of affairs)
語末[gomatsu] end of a word

粗っぽい[arappoi] rough
粗木[araki] logs in bark
骨粗しょう症[kotsusoshoushou] osteoporosis
粗漏[sorou] careless
粗い[arai] coarse

粗い細工[araisaiku] rough workmanship
粗い肌[araihada] rough skin
粗い網[araiami] coarse net
粗悪[soaku] coarse
粗悪品[soakuhin] inferior goods