9 letters · 14 points in Scrabble
noun a small gift (especially one given by a merchant to a customer who makes a purchase)
originBorrowed from Louisiana French lagniappe, from Spanish la ñapa, a variant of yapa (“small gift or additional quantity given to a valued customer”), from Quechua yapa (“addition, increase, supplement; lagniappe”), yapay (“to add, to increase”).
Etymology from Wiktionary, CC BY-SA 3.0