Principal English Translation: 
a freshwater turtle (see Molina); also, a person's name (attested as male); sometimes the glyph for ayotl is really intended for yaotl (combatant, enemy)
Attestations from sources in English: 
See an image of the fresh water turtle in the Digital Florentine Codex.
Digital Florentine Codex/Códice Florentino Digital, edited by Kim N. Richter and Alicia Maria Houtrouw, "Book 11: Earthly Things", fol. 63v, Getty Research Institute, 2023. https://florentinecodex.getty.edu/en/book/11/folio/63v/images/0 Accessed 25 October 2025.
See an image that represents ayotl in the Visual Lexicon of Aztec Hieroglyphs, ed. Stephanie Wood (Eugene, Ore.: Wired Humanities, 2020-present).
anto ayotl = Antonio Ayotl (Tepetlaoztoc, sixteenth century)
Barbara J. Williams and H. R. Harvey, The Códice de Santa María Asunción: Facsimile and Commentary: Households and Lands in Sixteenth-Century Tepetlaoztoc (Salt Lake City: University of Utah Press, 1997), 83, 117, 144.
IDIEZ def. náhuatl: 
Ce piltecuanitzin iixnezca tenextic zo cafentic; quipiya ipancacallo chicahuac; itzontecon zan pilcuahuehueyacatzin; huan itztoc pan atl. “Ne ayotl nicamati pampa nelpilcuecuetzin. ”
IDIEZ def. español: 
# Tlat. Un animal que vive en el agua que tiene encima de el un caparazón duro. “Ofelia tenía una tortuga en su casa y después se murió porque no le daba de comer”.