| Word | Reading | Meaning |
| 交換 | こうかん | exchange, interchange, switching, reciprocity, barter, substitution, replacement, clearing (of checks, cheques) |
| 転換 | てんかん | convert, divert |
| 換算 | かんさん, かんざん | conversion (e.g. yen to dollars), change, exchange |
| 引き換え | ひきかえ | exchange, conversion; on the contrary, on the other hand |
| 換気 | かんき | ventilation |
| 互換 | ごかん | transposition, interchangeable, compatible (e.g. PC) |
| 換金 | かんきん | realize, realise, turn into money |
| 変換 | へんかん | change, conversion, transformation, translation |
| 乗り換え | のりかえ | transfer (trains, buses, etc.) |
| 乗り換える | のりかえる | to transfer (trains), to change (bus, train) |