←
Old English þēoh (cognate)
←
Proto-Indo-Iranian *tawkás (inherited)
←
Proto-Indo-Aryan *tawkás (inherited)
←
Proto-Indo-European (inherited)
←
Proto-Indo-European *tewk- (mention)
←
Old Norse þjó (cognate)
←
Old Persian 𐎫𐎢𐎶𐎠 (cognate)
→
Ancient Greek τέκνον (cognate)