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

V

percolate

Source: Kroonen 2013:435
Words originating from this one
OE sēon "strain, filter; to ooze, trickle" (sīhʷan- > sīhwan > sīohwan > sīohan > sīon > sēon) through pgmc-to-oe
(source: Kroonen 2013:435)