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

共産国家郡[kyousankokkagun] Communist bloc
郡県[gunken] counties and prefectures
郡部[gunbu] rural districts
郡役所[gunyakusho] county offices
郡県制度[gunkenseido] county and prefecture system

郡制[gunsei] county system
郡長[gunchou] district headman
国郡里制[kokugunrisei] province-district-neighbourhood system (system of administrative divisions under the ritsuryo; 1 neighbourhood=~50 homes, 1 district=2-20 neighbourhoods)
郡保安官[gunhoankan] county sheriff