dandruff
Refers to the small white flakes of dead skin that fall from the scalp.
I've been getting more dandruff lately.
このシャンプーはふけに効く。
This shampoo works for dandruff.
Usually written in kana; the kanji forms 頭垢 and 雲脂 are rare.
Katakana spelling, sometimes used for emphasis or in informal writing.
Rare kanji form; not commonly used.
Rare kanji form; not commonly used.
The origin is uncertain. The word has been used in Japanese for centuries to refer to dandruff.