añadidura

Etymology
From.

Noun

 * 1) addition
 * 2) extra
 * 3) add-on
 * 4) Something that is added, especially something that a merchant gives to a buyer to complete the amount requested, or something extra given as a bonus; a gratuity, lagniappe
 * 1) Something that is added, especially something that a merchant gives to a buyer to complete the amount requested, or something extra given as a bonus; a gratuity, lagniappe