Where does “shinner” come from?

shinner (English) comes from Irish sinn, from Old Irish sinni, from Old Irish sisni, from Old Irish snisni, from Proto-Celtic snisni, from Proto-Celtic snīs, from Proto-Indo-European nō̆s — we.

shinner (English): a member or supporter of Sinn Féin

Definitions

  1. a member or supporter of Sinn Féin

Ancestry of “shinner”, step by step

StepLanguageWordMeaning
1Irishsinnwe, us; we
2Old Irishsinniwe
3Old Irishsisniwe, us
4Old Irishsnisniwe
5Proto-Celticsnisni—
6Proto-Celticsnīswe
7Proto-Indo-Europeannō̆swe
Every word from Proto-Indo-European nō̆s →Every word from Proto-Celtic snīs →Every word from Proto-Celtic snisni →