ZC5 glyphs from: Maya Hieroglyphic Database: Catalog. Drawings by Matthew Looper, except codical examples by Martha Macri.

ZC5 #1 pi (syllable)

ZC5 #2 pi (syllable)

ZC5 #3 pi (syllable)

ZC5 #4 pi (syllable)

ZC5 #5 pi (syllable)