窩 - cave, pouch

swift's nest (used to make bird's nest soup)

fovea centralis

orbital floor (thin bone floor of eye socket)

beehive; hive; honeycomb

popliteal vein

rectouterine pouch; pouch of Douglas

popliteal fossa; popliteal space; area behind the knee

gastric pits

group of mountain nomads (in Japan); group of mountain people; the Sanka

phlegmon in floor of oral cavity; Ludwig's angina

dental cavity (due to caries)

prostitute; harlot