Welsh nes

← Breton nes (cognate)

← Welsh nes ymlaen (link)

← Welsh gnes (link)

← Welsh gwnes (link)

← Welsh gwneuthum (link)

← Proto-Indo-Iranian *názdyas (cognate)

← Proto-Indo-European (inherited)

← Proto-Indo-European *nesd- (suffix)

← Proto-Indo-European *os (suffix)

→ Welsh nesaf (affix)