Welsh melys

← Proto-Brythonic *melɨs (inherited)

← Proto-Celtic *melissis (inherited)

← Proto-Celtic *meli (mention)

← Irish milis (cognate)

← Scottish Gaelic milis (cognate)

← Cornish melys (cognate)

← Middle Welsh melys (inherited)

→ Welsh melyster (affix)

→ Cornish melys (cognate)