Wiliam J. Hamblin discusses the use of scripts in antiquity that could be called "reformed Egyptian."
Wiliam J. Hamblin, "Reformed Egyptian," FARMS Review 19, no. 1 (2007): 31-35
Abstract This article discusses the term reformed Egyptian as used in the Book of Mormon. Many critics claim that reformed Egyptian does not exist; however, languages and writing systems inevitably change over time, making the Nephites’ language a reformed version of Egyptian.