Be-líflan

According to the Old English Dictionary:

be-líflan

p. ode To deprive of life, kill:--Hé wæs wælhreáw cwel-lere, and fela belífode gelýfedra manna, Hml. Th. ii. 308, 5. Hé hǽt his underðeóddan hine belífian, 36, 10. Belífian (vel beheáfdian), Hml. S. 12, 221. be-liflan