Where does “Augusta Suessionum” come from?

Augusta Suessionum (Latin) comes from Latin Suessiones, from Proto-Celtic swexs, from Proto-Indo-European swéḱs — six.

Augusta Suessionum (Latin): The chief city of the Suessiones in Gallia Belgica, now Soissons

Definitions

  1. The chief city of the Suessiones in Gallia Belgica, now Soissons

Ancestry of “Augusta Suessionum”, step by step

StepLanguageWordMeaning
1LatinSuessionesA Celtic tribe of Gallia Belgica
2Proto-Celticswexssix
3Proto-Indo-Europeanswéḱssix
Every word from Proto-Indo-European swéḱs →Every word from Proto-Celtic swexs →Every word from Latin Suessiones →