köken: Uncertain. Theories range between a borrowing from German Borke , a derivation from Vulgar Latin *(prae)pucia, from *praepucium, as a variant of Latin praeputium, and other ones.
köken: Inherited from Old Swedish ruva, ruga. First attested in the 1500s. Cognate with Norwegian ruva, Icelandic hrufa, German rufe, Middle Low German rōve, and Middle High German hruf, ruf. Also likely cognate with Swedish rysa (“shiver”) and rå (“uncovered”).
köken: Borrowed from Old Church Slavonic кожа (koža), or from a (South) Slavic koža, from Proto-Slavic *koža. Compare Serbo-Croatian ко̏жа, Bulgarian кожа (koža). Compare also Aromanian coaji.
shell, husk, hull, sac, membrane, coat · caul (the amnion which encloses the foetus before birth, especially that part of it which sometimes shrouds a baby’s head at birth)
çekim: çoğul burkok
köken: Borrowed from a Turkic language before the times of the Hungarian conquest of the Carpathian Basin (at the turn of the 9th and 10th centuries) + -k (nominal suffix).
From Proto-Italic *krustos, from Proto-Indo-European *krustós (“hardened”), from *krews- (“to form a crust, begin to freeze”), related to Old Norse hroðr (“scurf”), Old English hruse (“earth”), Old High German hrosa (“crust, ice”), Latvian kruvesis (“frozen mud”), Ancient Greek κρύος (krúos, “frost, icy cold”), κρύσταλλος (krústallos, “crystal, ice”), Avestan 𐬑𐬭𐬎𐬰𐬛𐬭𐬀- (xruzdra-, “hard”), Sanskrit…