# 窟窿
## Chinese
### Etymology

Disyllabic form of 孔 (OC *kʰloːŋʔ, “hole; aperture”).

### Pronunciation

* Mandarin
    (Pinyin): kūlong
    (Zhuyin): ㄎㄨ ˙ㄌㄨㄥ
* Cantonese (Jyutping): fat$^1$ lung$^{4-1}$
* Jin (Wiktionary): kueh$^4$ lung$^3$
* Southern Min (Hokkien, POJ): khut-long
* Mandarin
** (Standard Chinese)
*** Hanyu Pinyin: kūlong
*** Zhuyin: ㄎㄨ ˙ㄌㄨㄥ
*** Tongyong Pinyin: kulo̊ng
*** Wade–Giles: kʻu$^1$-lung$^5$
*** Yale: kū-lung
*** Gwoyeu Romatzyh: ku.long
*** Palladius: кулун (kulun)
*** Sinological IPA : /kʰu⁵⁵ lʊŋ²/
* Cantonese
** (Standard Cantonese, Guangzhou–Hong Kong)
*** Jyutping: fat$^1$ lung$^{4-1}$
*** Yale: fāt lūng
*** Cantonese Pinyin: fat$^7$ lung$^{4-1}$
*** Guangdong Romanization: fed$^1$ lung$^{4-1}$
*** Sinological IPA : /fɐt̚⁵ lʊŋ²¹⁻⁵⁵/
* Jin
** (Taiyuan)
*** Wiktionary: kueh$^4$ lung$^3$
*** Sinological IPA (old-style): /kʰuəʔ² lũŋ⁴⁵/
* Southern Min
** (Hokkien: Xiamen, Quanzhou, Zhangzhou)
*** Pe̍h-ōe-jī: khut-long
*** Tâi-lô: khut-long
*** Phofsit Daibuun: qutlofng
*** IPA (Zhangzhou): /kʰut̚³²⁻⁵ lɔŋ⁴⁴/
*** IPA (Xiamen): /kʰut̚³²⁻⁴ lɔŋ⁴⁴/
*** IPA (Quanzhou): /kʰut̚⁵⁻²⁴ lɔŋ³³/

### Noun

窟窿
* (colloquial) hole; cavity
* (colloquial, figurative) deficit; debt

#### Synonyms

* (hole):
| Variety | Location | Words |
| Classical Chinese | Classical Chinese | 孔, 洞, 穴 |
| Formal (Written Standard Chinese) | Formal (Written Standard Chinese) | 孔, 洞, 孔洞, 空洞, 空穴, 窿 |
| Northeastern Mandarin | Beijing | 窟窿 |
| Northeastern Mandarin | Singapore | 洞 |
| Jilu Mandarin | Jinan | 窟窿 |
| Central Plains Mandarin | Luoyang | 窟窿 |
| Central Plains Mandarin | Wanrong | 窟窿 |
| Central Plains Mandarin | Xi'an | 窟窿子, 窟窿 |
| Southwestern Mandarin | Chengdu | 窟窿, 洞洞, 洞 |
| Southwestern Mandarin | Wuhan | 窟窿, 窟眼, 洞洞, 洞 |
| Southwestern Mandarin | Liuzhou | 窿 |
| Jianghuai Mandarin | Nanjing | 窟窿 |
| Jianghuai Mandarin | Yangzhou | 洞, 窟窿 |
| Jianghuai Mandarin | Hefei | 窟窿, 洞 |
| Cantonese | Guangzhou | 窿, 咕窿 |
| Cantonese | Hong Kong | 窿, 咕窿 |
| Cantonese | Taishan | 孔 |
| Cantonese | Yangjiang | 窿 |
| Cantonese | Kuala Lumpur (Guangfu) | 窿 |
| Cantonese | Singapore (Guangfu) | 窿 |
| Gan | Nanchang | 洞 |
| Hakka | Meixian | 窿仔, 窿空仔 |
| Hakka | Miaoli (N. Sixian) | 空 |
| Hakka | Pingtung (Neipu; S. Sixian) | 空 |
| Hakka | Hsinchu County (Zhudong; Hailu) | 空 |
| Hakka | Taichung (Dongshi; Dabu) | 空 |
| Hakka | Hsinchu County (Qionglin; Raoping) | 空 |
| Hakka | Yunlin (Lunbei; Zhao'an) | 空 |
| Jin | Taiyuan | 窟窿, 窟子 |
| Northern Min | Jian'ou | 川 |
| Eastern Min | Fuzhou | 空空 |
| Southern Min | Xiamen | 空, 空口 |
| Southern Min | Quanzhou | 空 |
| Southern Min | Zhangzhou | 空口 |
| Southern Min | Zhangzhou (Changtai) | 空 |
| Southern Min | Taipei | 空 |
| Southern Min | Penang (Hokkien) | 空 |
| Southern Min | Singapore (Hokkien) | 空 |
| Southern Min | Manila (Hokkien) | 空 |
| Southern Min | Chaozhou | 空 |
| Southern Min | Jieyang | 空, 洞 |
| Southern Min | Haifeng | 空 |
| Southern Min | Singapore (Teochew) | 空 |
| Southern Min | Singapore (Hainanese) | 空 |
| Southern Pinghua | Nanning (Tingzi) | 窿 |
| Wu | Suzhou | 洞 |
| Wu | Wenzhou | 洞, 窟, 窟窿 |
| Wu | Jinhua | 窟窿 |
| Xiang | Changsha | 洞, 洞子 |
| Xiang | Shuangfeng | 眼貢, 洞 |
* (deficit): 虧空／亏空 (kuīkong)

#### Derived terms

* 填窟窿
* 拉窟窿
* 捅窟窿
* 窟窿眼 (kūlongyǎn)
* 窟窿眼兒／窟窿眼儿
* 窟窿窿
* 鼻窟窿
* 鼻窟窿