Etymograph > Indo-European > Old English > Dictionary > eorfan

to scratch, bite, vex

Source: Kroonen 2013:444
originates from: PGmc *skerban- "scrape, scratch" (skerban- > skeorβan > sċeorβan > sċeorfan) through pgmc-to-oe
(source: Kroonen 2013:444)
Variations
sceorpan "to scratch, bite, vex"
screpan "to scratch, bite, vex"