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)

茜差す空[akanesasusora] glowing sky
一差し[hitosashi] dance
雲泥の差[undeinosa] wide difference
仮差押[karisashiosae] provisional seizure
価格差[kakakusa] price margin

格差[kakusa] qualitative difference
確率誤差[kakuritsugosa] random error
目差[manazashi] (a) look
僅差[kinsa] narrow margin
僅少差[kinshousa] narrow majority