How to say "rehabilitation" in Japanese

Choosing the right word
  • 回復かいふくJLPT N3approx.Common
    noun, suru verb, transitive verb, intransitive verbA broad word for returning to a former state — health, strength, or conditions. It covers recovery from illness or injury, but as 'rehabilitation' it names the recovery itself, not the therapy process.
    回復かいふくはほとんど不可能ふかのうだった。↗
    Recovery was almost impossible.
  • nounThe short form of リハビリテーション, referring to a patient's rehabilitation after illness, injury, or surgery — regaining movement and function through training and exercise.
    彼かれはリハビリの後あと、毎朝まいあさ散歩さんぽするようになりました。↗
    He came to take a walk every morning after rehabilitation.
  • nounThe full loanword, the term used in medicine for helping patients regain lost physical or social function after illness, injury, or disability; リハビリ is its abbreviation.
  • 復旧ふっきゅうJLPT N1approx.Common
    noun, suru verb, transitive verb, intransitive verbRehabilitation here means restoring damaged infrastructure, facilities, or services to working order, such as power, transport, or communications after a disaster. It applies to things and systems, not a person's medical rehabilitation.
    We are currently working to restore normal service as soon as possible.
  • 再建さいけんJLPT N1approx.Common
    noun, suru verb, transitive verbRebuilding or reconstruction: bringing back something that has collapsed or failed, such as an economy, a company, or a building. Its 'rehabilitation' sense is institutional or economic, not medical.
    その城しろは、1485年ねんに全焼ぜんしょうして、再建さいけんされなかった。↗
    The castle, burnt down in 1485, was not rebuilt.

Use 「リハビリ」 or the full 「リハビリテーション」 for a patient's rehabilitation after illness or injury; 回復 is general recovery or restoration to a former state; 復旧 restores damaged infrastructure or services; 再建 rebuilds failed organizations or economies.

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

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JLPT vocabulary levels are community estimates, not official (no official lists have been published since the 2010 revision).

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