Middle Welsh gwr

← Old English wer (cognate)

← Proto-Brythonic *gwur (inherited)

← Gaulish viros (cognate)

← Proto-Celtic *wiros (inherited)

← Proto-Indo-European *wiHrós (inherited)

← Latin vir (cognate)

← Old Irish fer (cognate)

→ English wer (cognate)

→ Welsh gŵr (inherited)