Origin: 1175–1225; Middle English deinte worthiness, happiness, delicacy < Anglo-French (Old French deint(i)e) < Latin dignitāt- (stem of dignitās); see dignity
early 13c., from O.Fr. daintie (n.) "price, value," also "delicacy, pleasure," from L. dignitatem (nom. dignitas) "worthiness, worth, beauty," from dignus "worthy" (see dignity). Adj. use first recorded c.1300. Meaning evolved from "choice, excellent," to "delicately pretty."