Welsh dail

← Old English dile (cognate)

← Breton del (cognate)

← Proto-Brythonic *döl (inherited)

← Proto-Celtic *dolyā (inherited)

← Proto-Celtic *dolnyā (mention)

← Ancient Greek θάλλω (cognate)

← Proto-Indo-European *dʰelh₁- (root)

← Proto-Indo-European *dʰelh₁- (derived)

← Middle Irish duille (cognate)

← Old Irish duilne (cognate)

← Old Armenian դալար (cognate)

→ Breton del (cognate)

→ Breton delienn (cognate)

→ Welsh deilen (affix)

→ Welsh delysg (mention)

→ Welsh deildy (link)

→ Welsh milddail (compound)

→ Welsh dail tafol (compound)

→ Ancient Greek θαλλός (cognate)

→ Latin folium (cognate)

→ Middle Irish duille (cognate)