Welsh holl

← Breton holl (cognate)

← Gaulish ollon (cognate)

← Proto-Celtic *olyos (derived)

← Welsh oll (mention)

← Gothic 𐌰𐌻𐌻𐍃 (cognate)

← Proto-Indo-European *h₂olyos (derived)

← Cornish oll (cognate)

← Old Irish uile (cognate)

← Old Armenian ողջ (cognate)

→ English all (cognate)

→ Welsh hollbwysig (compound)

→ Welsh hollol (affix)

→ Welsh hollwybodus (compound)

→ Old Armenian ողջ (cognate)