Illustration: An exhausted parent sleeps on a futon in a tatami room after putting away children's toys. Their face is relaxed, mouth slightly open, and one hand lies loosely outside the blanket.

JLPT N1suru verbLevel estimated by Bebop

熟じゅく睡すい

jukusui

to sleep soundly

Example sentences

  1. 熟睡じゅくすいしたよ。

    I slept like a log.

    Tatoeba · CC BY 2.0 FR · Source

  2. 目覚めざましが鳴なった時ときは、熟睡じゅくすいしてました。

    I was fast asleep when the alarm rang.

    Tatoeba · CC BY 2.0 FR · Source

  3. 暑あついしむしむしするので熟睡じゅくすいできなかった。

    What with the heat and the humidity, I didn’t sleep well.

    Tatoeba · CC BY 2.0 FR · Source

Kanji in 熟睡

  • 熟mellow; ripenOnジュクKunうれる
  • 睡drowsy; sleepOnスイKunねむる・ねむい

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