Etymograph > Indo-European > Proto-Germanic > Dictionary > *þulla-

N (m)

thole, peg in the side of a boat to keep the oar in place

Source: Kroonen 2013:550
Words originating from this one
OE þoll "thole, peg in the side of a boat to keep the oar in place" (þulla- > þolla > þoll) through pgmc-to-oe
(source: Kroonen 2013:550)