Where does “catsiaans” come from?

catsiaans (Dutch) comes from English cats, from English cat, from Middle English catte, from Old English catte, from Germanic *kattǭ, from Germanic *kattuz, from Latin cattus, from Latin catta — a cat.

catsiaans (Dutch): Catsian; of or pertaining to Jacob Cats (1577–1660), a Dutch jurist and poet mostly known for his moralistic emblem books