堆 — “Piled High” in Japanese

Master (高手)たい, つい, うずたか

Radical ⼟ · radical 32 The building block this kanji is filed under

“Piled High” in Japanese is 堆, read tai, tsui, uzutaka (たい, つい, うずたか). It is a Jōyō kanji taught in Japanese secondary school (junior & senior high) — the 高手 · Master tier beyond the grade 1–6 Kyōiku set, and appears in words such as 堆積 (accumulation).

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What does 堆 mean?

Full details, readings & example

Kanji	堆
Meaning	Piled High
Readings	たい, つい, うずたか
Grade	Master (高手 · secondary school)
Curriculum	Jōyō kanji · Japanese secondary school (JLPT N1–N2)
Example	堆積 (accumulation)

How to read 堆

堆 is read tai (たい) or tsui (つい) or uzutaka (うずたか) depending on the word.

Words with 堆

堆積

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Kanji read the same way as 堆

Same sound, different character — the classic trap. Compare them side by side:

Updated: 2026-08-28