Proto-Eskimo: *puvǝ-Ra-
Meaning: crop, craw, balloon
Russian meaning: зоб, воздушный шар
Comments: Derived from *puvǝ- 'to swell, to be swollen, fat' or *puvǝ- (-la-), *puva- 'to inflate, compressed air, wind, lung'. Comparative Eskimo Dictionary: 271