Welsh dwyn

← Breton dougen (cognate)

← Proto-Celtic *duketi (inherited)

← Welsh dug (link)

← Welsh dycpwyd (link)

← Welsh ducpwyd (link)

← Welsh dyco (link)

← Welsh dygiedig (link)

← Welsh dygiadwy (link)

← Proto-Indo-European *dewk- (inherited)

← Cornish don (cognate)

← Middle Welsh duyn (inherited)

→ Welsh ymddwyn (affix)