Where does “graner” come from?
graner (Catalan) comes from Latin grānārium, 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.
graner (Catalan): granary, barn
Ancestry of “graner”, step by step