←
Old English serc (inherited)
←
Old English syrc (mention)
←
Old English syrce (mention)
←
Old English sirce (mention)
←
Old English serce (mention)
←
Middle English serk (inherited)
←
Middle English sark (mention)
←
Middle English serke (mention)
←
North Frisian serk (cognate)
←
Proto-Germanic *sarkiz (inherited)
←
Proto-West Germanic *sarki (inherited)
←
Proto-Indo-European *swerg- (derived)
←
Proto-Indo-European *swerk- (mention)
←
Proto-Indo-European *ser- (derived)