Treenware is the word for today, and although it may not be in your vocabulary yet, you've probably seen treenware without knowing what it's called. Treenware is a term for wooden ware, often made on a lathe. Utilitarian wares like wooden spice boxes with lids were often called "treenware", and really butter bowls, wooden butter paddles, and other wooden kitchen implements could fall into the category of "treenware" too. Some sewing related items like needle cases, pincushion bases and thread boxes were made from turned wood and can be categorized as treenware as well. If the item was made from the knotty burl part of a tree, it's referred to as "burl treen" and can be worth quite a tidy sum.
I recently purchased this unusual treenware cup with a carved-out ring. I didn't know what it was until my friend and fellow antique dealer Sherry commented that it's a sewing accouterment. The cup would have held a pincushion and the purpose of the ring is the hold thread. I priced it at $28 and it flew out of my booth: