- (added to nouns) -ness, -ity, -hood, -ship, -ism, -ry; forms abstract nouns.
- (added to nouns) forms concrete nouns with senses extended from the original.
- After ch it becomes -chōtl
- After l it becomes -lōtl
- After z it becomes -zōtl
- James Lockhart (2001) Nahuatl as Written: Lessons in Older Written Nahuatl, with Copious Examples and Texts, Stanford University Press, page 242