Where does “grain'nie” come from?
grain'nie (Norman) comes from Norman grainne, from Old French grain, from Latin grānum, from Proto-Italic grānom, from Proto-Indo-European ǵr̥h₂nóm, from Proto-Indo-European ǵr̥h₂nós, from Proto-Indo-European ǵerh₂- — to grow old, to mature.
grain'nie (Norman): granary
Ancestry of “grain'nie”, step by step