ku1
cave; hole

strokes 13
radical
strokes after radical 8
洞窟 洞窟 dong4 ku1
a cave

敦煌石窟 敦煌石窟 dun1 huang2 shi2 ku1
Dunhuang caves in Gansu; refers to Mogao caves 莫高石窟

狡兔三窟 狡兔三窟 jiao3 tu4 san1 ku1
lit. a crafty rabbit has three burrows; a sly individual has more than one plan to fall back on (idiom)

窟窿 窟窿 ku1 long5
hole; pocket; cavity; loophole; debt

窟臀 窟臀 ku1 tun2
buttocks (dialect)

龙门石窟 龍門石窟 long2 men2 shi2 ku1
Longmen grottoes at Luoyang 洛陽|洛阳, Henan

麦积山石窟 麥積山石窟 mai4 ji1 shan1 shi2 ku1
Mt Maiji caves at Tianshui 天水, Gansu

魔窟 魔窟 mo2 ku1
lit. nest of devils; place occupied by sinister forces

莫高窟 莫高窟 mo4 gao1 ku1
Mogao caves in Dunhuang 敦煌, Gansu

贫民窟 貧民窟 pin2 min2 ku1
slum housing

石窟 石窟 shi2 ku1
rock cave; grotto; cliff caves (often with Buddhist statues)

四大石窟 四大石窟 si4 da4 shi2 ku1
Four great caves, namely: Longmen grottoes 龍門石窟|龙门石窟 at Luoyang, Henan, Yungang caves 雲岡石窟|云冈石窟 at Datong, Shanxi, Mogao caves 莫高窟 at Dunhuang, Gansu, and Mt Maiji caves 麥積山石窟|麦积山石窟 at Tianshui, Gansu

吴哥窟 吳哥窟 wu2 ge1 ku1
Angkor Wat, temple complex in Cambodia

销金窟 銷金窟 xiao1 jin1 ku1
money squandering establishment (e.g. gambling den, brothel etc)

云冈石窟 雲岡石窟 yun2 gang1 shi2 ku1
Yungang caves at Datong 大同, Shanxi 山西