睡すい眠みん障しょう害がい

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Meanings

1

noun

sleep disorder

Medical term covering conditions such as insomnia, hypersomnia, and sleep apnea.

drowsy, sleep, die

眠sleep, die, sleepy

障hinder, hurt, harm

害harm, injury

不ふ眠みん症しょう
不眠症 specifically means insomnia, while 睡眠障害 is a broader term for any sleep disorder.

Compound of 睡眠 (sleep) and 障害 (disorder).