Types of memes!
Ways of transmitting information!
Gifs. Macros. Songs. Symbols.
Not exhaustive, but all key!
Words! Yes but that's been done before (See the field of linguistics)
How would we apply linguistics to memes?
What's a verb? What's a noun? etc etc etc
yehp see my thread on the memetics and linguistics https://twitter.com/GRITCULT/status/1004360066475134976