From Old Frisian epen, open, opin, from Proto-West Germanic *opan. More at English open. <span class="searchmatch">eepen</span> open eepenboar/eepenbeer eepentlik/eepentelk ap/op...
(“up from under, over”). Cognates Scots apen (“open”) Saterland Frisian <span class="searchmatch">eepen</span> (“open”) West Frisian iepen (“open”) Dutch open (“open”) Low German open...