この先の心持ち[konosakinokokoromochi] feelings from this point on
持てなし[motenashi] entertainment
維持[iji] maintenance
維持費[ijihi] maintenance costs
岡持ち[okamochi] wooden carrying box

加持[kaji] faith-healing
家族持ち[kazokumochi] person with a family
火持ち[himochi] fire-holding qualities
会社持ち[kaishamochi] at company's expense
丸持ち[marumochi] moneyed man

アナログデジタル変換器[anarogudejitaruhenkanki] analog-digital converter
データ交換[deetakoukan] data exchange
パリティ変換[paritihenkan] parity transformation (physics)
メール交換[meerukoukan] exchange of letters
意見交換[ikenkoukan] exchange of ideas

引換て[hikikaete] on the contrary
下位互換性[kaigokansei] downward compatibility
かな漢字変換[kanakanjihenkan] kana-kanji conversion (on a computer, etc.)
可換群[kakangun] Abelian group
賀詞交換[gashikoukan] New Year greetings (parties)