置き換える · ichidan verb
| Form | Positive | Negative |
|---|---|---|
| Dictionary | 置き換える | 置き換えない |
| Polite | 置き換えます | 置き換えません |
| Past polite | 置き換えました | 置き換えませんでした |
| Past | 置き換えた | 置き換えなかった |
| Te-form | 置き換えて | 置き換えないで |
| Desire | 置き換えたい | 置き換えたくない |
| Potential | 置き換えられるalso 置き換えれる | 置き換えられないalso 置き換えれない |
| Passive | 置き換えられる | 置き換えられない |
| Causative | 置き換えさせる | 置き換えさせない |
| Causative passive | 置き換えさせられる | 置き換えさせられない |
| Volitional | 置き換えよう | |
| Polite volitional | 置き換えましょう | |
| Imperative | 置き換えろ | 置き換えるな |
| Conditional | 置き換えれば | 置き換えなければ |
| Tara conditional | 置き換えたら | 置き換えなかったら |
ichidan verb, transitive verb
move to another position; change the position of; rearrange
Used when changing where something is placed or rearranging the positions of items. It is transitive and often appears with 位置, 配置, or concrete objects.
I changed the positions of the left and right parts in the diagram.
I rearranged the furniture to make better use of the room.
ichidan verb, transitive verb
replace; substitute; swap; switch
Used when replacing one thing with another, or converting one expression, value, material, or system into another. The common pattern is AをBに置き換える, 'replace A with B' or 'substitute B for A.'
Replace the old part with a new one.
In this equation, substitute 3 for x and calculate.
I replaced the difficult expression with simpler words.
We replaced the old part with a new one.
I rearranged the furniture to make the room look bigger.
I tried thinking about the difficult problem by relating it to a familiar example.
置換する is a more Sino-Japanese, technical term for substitution common in math and computing, while 置き換える is the everyday equivalent.
交換する implies a mutual exchange between two parties or items, while 置き換える focuses on one thing taking the place of another.
Attested search-only spelling; uncommon compared with 置き換える.
Attested search-only variant; 置き換える is preferred in ordinary writing.