Welsh lled

← Proto-Brythonic *lled (inherited)

← Proto-Celtic *ɸletos (inherited)

← Proto-Indo-European *pleth₂- (root)

→ Welsh llys- (link)

→ Welsh llys- (link)

→ Welsh llediaith (prefix)

→ Welsh ledled (compound)

→ Welsh ledled (compound)

→ Welsh llety (affix)

→ Welsh lledu (affix)

→ Irish le (cognate)

→ Irish leath (cognate)

→ Scottish Gaelic leth (cognate)

→ Ancient Greek πλάτος (cognate)

→ Old Irish leth (cognate)