Looking for other things related to Sahidic Coptic, I stumbled across this.
Someone typed up Metzger's list and PDF-ified it. If you're working with the Sahidic Coptic NT at all, chances are you'll find this word list (with brief glosses) useful.
Citation: Metzger, Bruce M. List of Words Occurring Frequently in the Coptic New Testament (Sahidic Dialect). Leiden: E.J. Brill. 1961.