# 洞 — Cave

Frequency rank 1620 / 2,608 in published Japanese.

Rarer in this ranking, but still part of the 2,608-character published set.

More common than 撫 (Brush gently), less common than 悠 (Leisure).

- On’yomi: どう
- Kun’yomi: ほら
- Radical: 水 Water (Kangxi 85)
- Frequency path: Level XIII of XX

A tsunami on the left carves an interval on the right — a tsunami carving through rock over intervals of time creates a deep cave.

[Study 洞](https://app.kanjidrift.com/study?kanji=%E6%B4%9E)

[← Rank 1619: 悠 (Leisure)](https://kanjidrift.com/frequency/悠.md) · [Rank 1621: 撫 (Brush gently) →](https://kanjidrift.com/frequency/撫.md)

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