English Northumbria

← Old English Norþhymbre (inherited)

← Old English Norþanhymbre (mention)

← English north (compound)

← English [[Humber|(of the River) Humber]] (compound)

← Middle English Northhumbre (inherited)

→ English Northumberland (compound)

→ English Northumbrian (suffix)

→ English clough (alter)

→ Portuguese Nortúmbria (borrowed)