Harnpan

From Middle English herne panne, hern panne, equivalent to harn(s) (“brains”) + pan (“pan, forehead”). Cognate with Scots harn-pan (“harnpan”), Middle Dutch and Middle Low German hernepanne (“harnpan”), Dutch hersenpan (“harnpan”). Compare also Middle Low German panne (“pan, forehead”), Danish pande (“pan, forehead”), Swedish panna (“pan, forehead”).