Oft-síþ

According to the Old English Dictionary:

es;

oft-síþ

m. A time that often occurs :-- Hwæt he hæfde Godes þeówum on oftsíþas tó láðe gedón what he had ofttimes done to hurt God's servants, Ors. 6, 34; Swt. 290, 29. [A. R. ofte-siðen: Chauc. ofte-siþes: Ayenb. ofte-ziþes: Icel. opt-sinnis, -sinnum ofttimes.] oft-siþ