代わり・替わり・代り・替り|かわりkawari[0]heiban (flat)

1. no-adjectivesubstitute; replacement; substituting; replacing
   自分じぶんで行いく代かわりに手紙てがみを送おくりました。↗

   Instead of going myself, I sent a letter.

   二ふたつ折おりにしたクッションを枕代まくらがわりに、僕ぼくはフローリングの上うえにカーペットを敷しいただけの固かたい床ゆかへと横よこになる。↗

   Using a doubled-up cushion in place of a pillow I lie down on the hard wooden floor with nothing but a carpet spread over it.
2. no-adjectivestand-in; proxy; alternate; deputy; relief; successor
3. nouncompensation; exchange; returnusu. as ...～に
4. nounanother helping; second helping; seconds; refillusu. as お～
5. nounupcoming program; upcoming programmeesp. 替わり, 替り

• Synonym代替だいたいNeutralSino-Japanese word for replacing one thing with another, as in 「代替エネルギー」; more written in tone than 「代わり」.
• Synonym代役だいやくNeutralA stand-in for a role, as in 「代役を立てる」; covers understudies on stage and people filling in for a post.
• Synonym代行だいこうWrittenWritten word for doing a task on someone's behalf, as in 「運転代行」 or 「代行業者」; focuses on handling business for another.
• SynonymピンチヒッターCasualColloquial loanword for a baseball pinch hitter, also figuratively for someone who steps in at a crunch; feels more urgent than 「代わり」.
• Synonym身代わりみがわりNeutralStanding in for a person, as in 「身代わりになる」; can also mean a scapegoat. Narrower than 「代わり」, which also covers things.
• Synonym代用品だいようひんNeutralA substitute item used in place of the real thing, as in 「代用品で済ませる」; covers objects, not people.
• SynonymスタンドインCasualLoanword for a stand-in actor who takes the lead's place on set during filming.
• Related代替わりだいがわりNeutralA shop or family business passing to the next generation, as in 「店が代替わりする」; stresses generational succession.
• Related替えかえNeutralA spare or replacement item, as in 「替えのシャツ」; stresses the spare kept on hand rather than the act of substituting.
• Related替え玉かえだまCasualColloquial for an impostor standing in for someone, as in 「替え玉受験」; also a second helping of ramen noodles.
• Related代人だいにんWrittenWritten word for a proxy or deputy with an old-fashioned ring; rarely used today.
• Related代理人だいりにんFormalFormal term for someone with authority to act for another, as in 「法定代理人」; common in legal contexts.
• Related補欠ほけつNeutralAn alternate who fills a vacancy, as in 「補欠選手」 or 「補欠選挙」; stresses stepping in when a slot opens up.
• Related代理だいりNeutralActing in a post on someone's behalf, as in 「部長代理」; stresses exercising the duties or authority of the position.
• Related交代こうたいNeutralRotation or handover between people, as in 「選手交代」; stresses people swapping on and off rather than one standing in.
• Related入れ替わりいれかわりNeutralOne person leaving as another arrives, as in 「入れ替わりに来る」; stresses the sequential turnover.
• Related交換こうかんNeutralExchanging or swapping things, as in 「名刺交換」 or 「電池交換」; names the act of switching, not the person or thing that stands in.
• Related後任こうにんNeutralThe successor who takes over a post, as in 「後任の部長」; focuses on the person inheriting the job.
• Related互換ごかんWrittenWritten word for interchangeability or compatibility, as in 「互換性がある」; mostly in technical contexts.
• Related吹き替えふきかえNeutralDubbing a film into another language, as in 「吹き替え版」; can also refer to a stand-in actor.
• Related代理者だいりしゃFormalFormal term for a person who performs another's duties; close in sense to 「代理人」.
• Related代り役かわりやくNeutralA stand-in who performs when an actor cannot appear; close in meaning to 「代役」.
• Related代員だいいんWrittenWritten word for a stand-in person; very rare, with 「代わりの人」 or 「代理」 preferred in everyday speech.
• Antonym本物ほんものNeutralAntonym: the genuine article, as opposed to a substitute or stand-in.
• Antonym元もとNeutralAntonym: the original or former state, as in 「元に戻す」.

Use 「代わり」 as the default for a substitute or replacement. For a written tone pick 「代替」; for a stand-in in a role 「代役」; for handling tasks on someone's behalf 「代行」; for acting a post with authority 「代理」; for an alternate filling a vacancy 「補欠」; for rotation or handover 「交代」; for a successor 「後任」. The genuine article is 「本物」.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

1. 代かわること。代理だいり。
2. 入れ代いれかわること。交代こうたいすること。また、その人ひと。
3. 引き換ひきかえ。代償だいしょう。
4. 替かわること。交替こうたい。