1 Old HSK word(s): ☊窟窿 ** C
窿* *

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窿 mine shaft / cavity, hole

Hsk Characters: 窿 *
HSK -Characters and beyond:
GbBig5EngRadMegaTripleMultilingual
窿 7ABF + 窿 + + mine shaft / cavity, hole 穴 隆 Cave 隆 (GROSS_ERHABEN) long2 +

Korean:

窿 + 窿 활꼴 륭
0 NHSK word(s):
KOREAN6000 word(s):
0 KOREAN 2500 New HSK words):
0 KOREAN Sentence(s):