Hund-twentig

According to the Old English Dictionary:

hund-twentig

num. A hundred and twenty :-- Mid ðam ðe hé wæs on ylde hundtwentig wintra when he was a hundred and twenty years of age, Ælfc. T. Grn. 6, 1. Hé gean ðæra hundtwæntiga hída æt Wyrðæ He gives the hundred and twenty hides at Worth, Chart. Th. 526, 32. hund-twentig