maiden: [OE] Maiden goes back to a prehistoric Germanic *magadiz ‘young (sexually inexperienced) woman’, which is also the source of German mädchen ‘girl’. Its diminutive form, *magadīnam, passed into Old English as mægden, the antecedent of modern English maiden. Maid is a 12th-century abbreviation. [maiden etymology, maiden origin, 英语词源]