窦

闭门塞窦

bì mén sè dòu

to close doors and block openings (idiom); mounting a strict defense

额窦

é dòu

frontal sinus

冯窦伯

féng dòu bó

also called 馮武|冯武[Feng2 Wu3]

鼻旁窦

bí páng dòu

paranasal sinus

鼻窦

bí dòu

paranasal sinus

鼻窦炎

bí dòu yán

sinusitis

乳突窦

rǔ tū dòu

mastoid antrum (bones at the back of tympanic chamber)

利玛窦

lì mǎ dòu

Matteo Ricci (1552-1610), Jesuit missionary and translator in Ming China

利马窦

lì mǎ dòu

erroneous spelling of 利瑪竇|利玛窦

情窦

qíng dòu

(lit.) love aperture

情窦初开

qíng dòu chū kāi

first awakening of love (usually of a girl) (idiom)

狗窦

gǒu dòu

dog hole