Where does “Sæfernmuþa” come from?

Sæfernmuþa (Old English) comes from Old English Sæfern, from Proto-Celtic Sabrinā, from Proto-Celtic samaros, from Proto-Celtic aros, from Proto-Indo-European h₂erh₃-o-, from Proto-Indo-European h₂erh₃-, from Proto-Indo-European h₁er- — earth.

Sæfernmuþa (Old English): the mouth of the Severn

Definitions

  1. the mouth of the Severn

Ancestry of “Sæfernmuþa”, step by step

Sæfernmuþa traces back through two separate lines of ancestry.

via Old English Sæfern

StepLanguageWordMeaning
1Old EnglishSæfernSevern
2Proto-CelticSabrināSevern, a river of England and Wales that flows into the Bristol Channel
3Proto-Celticsamarossummer fallow, uncropped and plowed land during...
4Proto-Celticarosploughing, ploughed land
5Proto-Indo-Europeanh₂erh₃-o-ploughing
6Proto-Indo-Europeanh₂erh₃-to plough
7Proto-Indo-Europeanh₁er-earth

via Old English mūþa

StepLanguageWordMeaning
1Old Englishmūþathe mouth of a river
Every word from Proto-Indo-European h₁er-Every word from Proto-Indo-European h₂erh₃-Every word from Proto-Indo-European h₂erh₃-o-