Where does “Rheinländerin” come from?

Rheinländerin (German) comes from German Rheinländer, from German Rheinland, from German Rhein, from Middle High German Rīn, from Old High German Rīn, from Proto-West Germanic *Rīn, from Proto-Germanic Rīnaz, from Gaulish Rēnos — to move, to stir; to rise, to spring; to quarrel,...

Ancestry of “Rheinländerin”, step by step

StepLanguageWordMeaning
1GermanRheinländera native or inhabitant of the Rhineland
2GermanRheinland
3GermanRheinRhine; the river Rhine
4Middle High GermanRīn
5Old High GermanRīn
6Proto-West Germanic*Rīnthe river Rhine
7Proto-GermanicRīnazthe river Rhine
8GaulishRēnosthat which flows
9Proto-CelticReinosriver, waterway
10Proto-Indo-Europeanh₃reyH-to move, set in motion
11Proto-Indo-Europeanh₃er-to move, to stir; to rise, to spring; to quarrel,...
Every word from Proto-Indo-European h₃er-Every word from Proto-Indo-European h₃reyH-Every word from Proto-Celtic Reinos