入れ替わる・入れ代わる・入れ替る・入れ代る|いれかわるirekawaru[4]nakadaka (mid-high)

Common
Which spelling to use
入れ替わる入れ替わる is the most common form and the recommended choice for beginners. It is the form to choose for the meanings in this entry.
入れ代わる入れ代わる is less common than 入れ替わる and represents an alternative kanji-and-kana spelling. Beginners should choose 入れ替わる instead.
入れ替る入れ替る is less common than 入れ替わる and 入れ代わる. It is an alternative kanji-and-kana spelling, but beginners should choose 入れ替わる.
入れ代る入れ代る is less common than 入れ替わる, 入れ代わる, and 入れ替る. It is an alternative kanji-and-kana spelling; beginners should use 入れ替わる.
Definitions
  1. godan verb, intransitive verbto change places (with); to be replaced (with, by); to be changed
  2. godan verb, transitive verbto change (seats, shifts, etc.; with someone); to switch; to exchange
Conjugation
Dictionary form入れ替わる(いれかわる)
Polite (masu)入れ替わります(いれかわります)
Negative (nai)入れ替わらない(いれかわらない)
polite (masen)入れ替わりません(いれかわりません)
classical zu / nu入れ替わらず・入れ替わらぬ(いれかわらず・いれかわらぬ)
Past (ta)入れ替わった(いれかわった)
polite (mashita)入れ替わりました(いれかわりました)
Past negative (nakatta)入れ替わらなかった(いれかわらなかった)
polite (masen deshita)入れ替わりませんでした(いれかわりませんでした)
Te form入れ替わって(いれかわって)
Potential入れ替われる(いれかわれる)
Passive入れ替わられる(いれかわられる)
Causative入れ替わらせる(いれかわらせる)
Causative passive入れ替わらせられる・入れ替わらされる(いれかわらせられる・いれかわらされる)
Conditional (ba)入れ替われば(いれかわれば)
tara入れ替わったら(いれかわったら)
Volitional入れ替わろう(いれかわろう)
polite (mashou)入れ替わりましょう(いれかわりましょう)
Imperative入れ替われ(いれかわれ)

Common forms generated by rule; see the senses for honorific or irregular usage.

Transitive / intransitive pair
intransitive入れ替わるいれかわる⇄transitive入れ替えるいれかえる
席せきが入れ替いれかわる
入れ替わる describes a situation where things change places or are replaced without an explicit agent, while 入れ替える focuses on a person deliberately swapping or replacing them.

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

Japanese definitions
  1. 中身なかみが別べつのものになる。
  2. 入はいって他ほかと代かわる。交代こうたいする。他ほかのものと位置いちや順位じゅんいなどがそれぞれ入れ違いれちがいに代かわる。いれかえる。
Kanji in this word

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