←
Middle English querken (inherited)
←
North Frisian querke (cognate)
←
North Frisian quirke (mention)
←
Middle Low German querken (cognate)
←
Middle Low German querke (cognate)
←
Middle Low German quarke (mention)
←
Old High German querka (cognate)
←
Proto-Indo-European *gʷergʷ- (derived)
←
Proto-Indo-European *gʷerkʷ- (mention)
←
Proto-Indo-European *gʷerw- (mention)
←
Old Frisian querka (cognate)