Where does “pennahnífur” come from?
pennahnífur (Icelandic) comes from Icelandic hnífur, from Icelandic knífur, from Old Norse knífr, from Proto-Germanic knībaz, from Proto-Germanic knīpaną, from Proto-Indo-European ǵneybʰ-.
pennahnífur (Icelandic): penknife
Ancestry of “pennahnífur”, step by step