Part 1 of Significant Words, From "A grammar of the Persian language. To which are subjoined several dialogues; with an alphabetical list of the English and Persian terms of grammar, and an appendix on the use of Arabic words"
~Families of Writing Systems~ Another way to classify writing systems is by "family". This classification can get a bit fuzzy. "Family" can denote a group of writing systems that either have evolved from a common ancestor or have similar "style" or appearance. An example of this latter definition would be Old Persian, which looks like cuneiform but isn't directly descended from Summerian or Akkadian.