Where does “slis” come from?

slis (Scottish Gaelic) comes from Middle Irish slis, from Old Irish slis, from Proto-Celtic stlissus — side.

slis (Scottish Gaelic): chip, slice, shave; lath, thin board; spill

Definitions

  1. chip, slice, shave; lath, thin board; spill

Ancestry of “slis”, step by step

StepLanguageWordMeaning
1Middle Irishslisside, wall; slope, side; side, flank
2Old Irishslisside, wall; slope, side; side, flank
3Proto-Celticstlissusside
Every word from Proto-Celtic stlissus →Every word from Old Irish slis →Every word from Middle Irish slis →