Ge-trymming, -tryming

According to the Old English Dictionary:

e;

ge-trymming, -tryming

f. Protection, confirming, establishing :-- Getremminc munimentum, Kent. Gl. 405. Tó getrymmincge eóweres geleáfan. Hml. Th. ii. 378, 9. Getremincgum sancxionibus, An. Ox. 11, 109. ge-trymming