zacapiliztli.

Headword: 
zacapiliztli.
Principal English Translation: 

the collection or harvesting of grasses

Orthographic Variants: 
çacapiliztli
Alonso de Molina: 

zacapiliztli. roza o segadura de yerua.
Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 13v. col. 1. Thanks to Joe Campbell for providing the transcription.