Where does “bijspijkeren” come from?
bijspijkeren (Dutch) comes from Dutch spijkeren, from Dutch spijker, from Middle Dutch spīker, from Old Dutch spīkāri, from Proto-West Germanic spīkārī, from Latin spicarium, from Latin -ārium, from Latin -um.
bijspijkeren (Dutch): to brush up
Ancestry of “bijspijkeren”, step by step