nentequitl.

Headword: 
nentequitl.
Principal English Translation: 

labor that is in vain, labor that is to no avail
Wimmer, 2004, quoted in the Gran Diccionario Náhuatl. https://gdn.iib.unam.mx/diccionario/nentequiti

a lazy worker, an unproductive laborer?
(See nentequitl in the Visual Lexicon of Aztec Hieroglyphs, such as:
https://aztecglyphs.wired-humanities.org/content/nentequitl-mh543r
or
https://aztecglyphs.wired-humanities.org/content/nentequitl-mh565r.
Stephanie Wood.

Attestations from sources in Spanish: 

nentequitl = "trabajar de balde o sin fruto, con variantes"
Manuel Orozco y Berra, Historia antigua y de la conquista de México: 1.pte., 1880, 473.