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5 strokes
Frequency: 2206
JLPT N1
Grade 8

Meanings

concave
hollow
sunken

Readings

On — Chinese-derived reading, usually for compounds
オウ
Kun — Native Japanese reading, usually for standalone words
くぼ.む
へこ.む
ぼこ

Common Words

こむ
Godan verb
Intransitive
Freq #11498
1

to be dented; to be indented; to yield; to give; to sink; to collapse; to cave in

2

to be beaten; to be overwhelmed; to yield; to give in; to give up

3

Colloquial

to be disheartened; to feel down; to feel depressed

4

to suffer a loss; to lose

うとつ
Noun
Freq #19212
1

unevenness; bumpiness; roughness; ruggedness

2

imbalance; inequality; unevenness; disparity

窪み
ぼみ
こみ (凹み)
Noun
Freq #21786
1

hollow; cavity; dent; depression

Examples
後ろのドアにへこみができた。
They had a dent in the rear door.
Intransitive
Usually kana
Ichidan verb
Freq #25579
1

to lose heart; to be discouraged; to be dejected; to be exhausted; to be tired out

Examples
成功するまでへこたれるな。
Stick with it and you'll succeed.
こぼこ
つおう
だくぼく
~な Adj.
Noun
~の Adj.
Freq #28981
1

Noun or participle which takes the aux. verb suru; Intransitive verb

unevenness; roughness; ruggedness; bumpiness

Examples
バスはでこぼこ道を走りながらガタガタと音を立てた。
The bus rattled as it drove along the bumpy road.
2

でこぼこ only

inequality; imbalance; unevenness; difference

凹む
ぼむ
Godan verb
Intransitive
Freq #29897
1

to cave in; to become depressed; to sink

Examples
スープを入れるくぼんだお皿がありますか。
Do you have a bowl for soup?
Noun
Freq #30360
1

hollow; cavity; sunken place

2

Archaic

vagina; female genitalia

凹地
ぼち
うち (凹地)
Noun
Freq #37063
1

hollow; low ground; basin; pit; dip; depression

穴凹
なぼ
Noun
Freq #59147
1

Colloquial; Esp. 穴ぼこ

hole; hollow

2

pothole (road, pavement, etc.)

こます
Godan verb
Transitive
Freq #69678
1

to dent; to indent; to depress; to humiliate

Memory Mnemonics

Keywords

The core concepts or meanings associated with this specific kanji.

concave

Mnemonic Stories

A concave lens curves inward like a cave.

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