6 letters · 15 points in Scrabble
noun a fire-breathing dragon used in medieval heraldry; had the head of a dragon and the tail of a snake and a body with wings and two legs
originAlteration of Middle English wyver (“viper”), from Old Northern French wivre, from Vulgar Latin *vivra, *vibra, from Latin vīpera (“viper; snake, serpent”). Doublet of weever and viper. Related to viviparous.
Etymology from Wiktionary, CC BY-SA 3.0