Kanji · first appears in JLPT N2 vocabulary
凹

凹 – concave, hollow, sunken

5 strokesJōyō (secondary school)#2206 in newspaper frequencyN2 vocabulary

The kanji 凹 means concave, hollow, sunken. Its on’yomi (Chinese-derived reading) is オウ (ou); its kun’yomi (native Japanese reading) is くぼ.む、へこ.む、ぼこ (kubomu, hekomu, boko). It is written with 5 strokes, under radical 凵 (no. 17).

Stroke order

12345

Stroke order from KanjiVG. Practise others with the stroke order lookup.

Readings

TypeReadingRomaji
On’yomiオウou
Kun’yomiくぼ.むkubomu
Kun’yomiへこ.むhekomu
Kun’yomiぼこboko

A dot separates the kanji’s part from the okurigana (kana written after it), e.g. まな.ぶ → 学ぶ.

Radical and components

Radical: (Kangxi radical 17). Components: 凵.

Words using 凹

凸凹でこぼこunevenness凹むへこむto be dented

Kanji with the same radical

Sources: KANJIDIC2 (EDRDG, CC BY-SA 4.0), KanjiVG (CC BY-SA 3.0), Tatoeba (CC BY 2.0 FR). About the data.