köken: From Old Swedish bælgher, from Old Norse belgr, from Proto-Germanic *balgiz, from Proto-Indo-European *bʰelǵʰ- (“to swell”). Cognate of Danish bælg, Dutch balg, German Balg, Gothic 𐌱𐌰𐌻𐌲𐍃 (balgs). Doublet of bölja (“wave”), cognate to English bulge. Related to Swedish boll (“ball”), bulle (“bun”), bula (“bulge”), bulna (“swell”), bulen (“swollen”), bolster (“bolster”) etc.
köken: Unclear. From Old Galician-Portuguese, ultimately probably from Latin cubitum (“elbow”); either from Latin cubitālis (via Mozarabic qubtal) or alternatively from Latin cubitellum. Compare Portuguese cotovelo.
köken: Etymology tree Esperanto malglata Proto-Indo-European *-h₂ Proto-Indo-European *-éh₂ Proto-Indo-European *-tós Proto-Indo-European *-eh₂tos Proto-Italic *-ātos Vulgar Latin -ātus Proto-Indo-European *-ikos Proto-Italic *-ikos Vulgar Latin -icus Vulgar Latin -āticus Vulgar Latin -āticumder. Esperanto -aĵo Esperanto malglataĵo From malglata + -aĵo.