chumazo (Galician) comes from Latin plumacium, from Latin plūma, from Proto-Italic plouksmā, from Proto-Indo-European plúnksneh₂, from Proto-Indo-European plú-n-k-, from Proto-Indo-European plewk-, from Proto-Indo-European plew- — to fly, flow, run.
chumazo (Galician): cushion; pillow