You searched for: “jigsimophilist
jigsimophilist, jigsimophile (s) (noun); jigsimophilists; jigsimophiles (pl)
One who loves jigsaw puzzles: Chuck turned out to be a jigsimophilist who spent all of his free time doing puzzles, especially jigsaw puzzles, and he had a whole collection of them with pictures of animals, towns, landscapes, etc.