reindeer

From Middle English reyndere, reynder, rayne-dere, from Old Norse hreindýri (“reindeer”), from hreinn (“reindeer”) + dýr (“animal”). Compare Dutch rendier (“reindeer”), German Rentier (“reindeer”), Swedish rendjur (“reindeer”), Danish rensdyr (“reindeer”) and French renne (“reindeer”). Related also to displaced Old English hrān (“reindeer”). Unrelated to rein.

出典: Wiktionary「reindeer」（CC BY-SA 4.0）