Ge-twinn

According to the Old English Dictionary:

ge-twinn

adj. I. twin; geminus, gemellus :-- Getuin gemellus, Wrt. Voc. ii. 98, 11. Getwinre edwiste gemine substantiae, Hy. S. 44, 13. Getwinnum gemina, Hpt. Gl. 407, 5. Getwinre mænifyld gemina, i. dupla-praeditus (gratia), An. Ox. 1459. Getwinne lǽcedóm gemellam anodiam (GREEK), Hpt. 31, 5, 46. Getwinnum sangum geminis concentibus, An. Ox. 2605: 4166: Wrt. Voc. ii. 32, 21. Þæt getwinne mage habban oxan ut geminos possit habere boves, Wülck. Gl. 254, 7. II. as numeral; bini, duo :-- Ǽnlípige singuli, getwinne bini, Ælfc. Gr. 2, 13, 14. Sum getel bið ǽfre menigfeald ... bini getwynne oððe twám and twám, 284, 6. Eálá gé elebeamas (printed -es) getwinne olive bine, Hy. S. 106, 13. Getwinnum [geminis, i.] duobus, An. Ox. 4166. ge-twinn