What do you call an expert speller? A “Words With Friends” enthusiast wants to know. Martha tells her that a great speller is called an orthographer or orthographist, from the Latin roots ortho- meaning “straight” or “correct”, and -graph meaning “to write”. A bad speller, on the other hand, is a cacographer, or as it’s known among them, a kakagrifar. This is part of a complete episode.