凹 — concave, hollow, sunken
へこむ
凹
concave
へこむ
U+51F9
Unicode hex codepoint — a unique identifier for this character in the Unicode standard.
Freq #2206
Frequency rank among the ~2,500 most common kanji in Japanese newspapers. Lower number = more common.
Heisig #33
Index in James Heisig's "Remembering the Kanji" — a popular textbook that teaches kanji through mnemonics and stories.
Remember 凹
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Meanings
- concave
- hollow
- sunken
Readings
- On'yomi
- おう ou
- Kun'yomi
- くぼ kubo へこ heko ぼこ boko
word
へこ heko Kun'yomi Kun'yomi (訓読み) — the native Japanese reading of this kanji. Used when the kanji appears alone or with okurigana (trailing hiragana).
くぼ kubo Kun'yomi Kun'yomi (訓読み) — the native Japanese reading of this kanji. Used when the kanji appears alone or with okurigana (trailing hiragana).
Jukujikun Jukujikun Jukujikun (熟字訓) — special readings where the pronunciation applies to the whole compound word rather than individual kanji. The reading cannot be split per character.
Words by frequency and grade
4 wordsEach dot is a word containing 凹: further left is more common, higher up needs a later school grade (the grade of its hardest kanji). Click a dot to open the word.
S = secondary school · 3 words have no frequency rank; they sit in the Unranked column.