癒す・癒やす|いやすiyasu[2]nakadaka (mid-high)

Which spelling to use
癒す癒す is the most common and most standard written form, and it is the recommended default for learners.
癒やす癒やす is a less common written variant of 癒す; its meaning is the same.
Definitions
  1. godan verb, transitive verbto heal; to cure; to satisfy (e.g. hunger, thirst); to alleviate (e.g. sorrow, fatigue)
    時ときはどんな悲かなしみも癒いやしてくれる。↗
    Time tames the strongest grief.
Conjugation
Dictionary form癒す(いやす)
Polite (masu)癒します(いやします)
Negative (nai)癒さない(いやさない)
polite (masen)癒しません(いやしません)
classical zu / nu癒さず・癒さぬ(いやさず・いやさぬ)
Past (ta)癒した(いやした)
polite (mashita)癒しました(いやしました)
Past negative (nakatta)癒さなかった(いやさなかった)
polite (masen deshita)癒しませんでした(いやしませんでした)
Te form癒して(いやして)
Potential癒せる(いやせる)
Passive癒される(いやされる)
Causative癒させる(いやさせる)
Causative passive癒させられる(いやさせられる)
Conditional (ba)癒せば(いやせば)
tara癒したら(いやしたら)
Volitional癒そう(いやそう)
polite (mashou)癒しましょう(いやしましょう)
Imperative癒せ(いやせ)

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

Transitive / intransitive pair
transitive癒すいやす⇄intransitive癒えるいえる
傷きずを癒いやす
癒える describes a wound or injury healing on its own, while 癒す focuses on an agent actively healing or curing it.

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

Japanese definitions
  1. 病気びょうき・苦痛くつうなどを治なおす、和やわらげる。
Kanji in this word
See also

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