a single piece from a bunch of grapes, etc. (see Molina)
Orthographic Variants:
cẽtetl capullotl
Alonso de Molina:
centetl capullotl. vn grano de razimo de vuas. &c. Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 17v. col. 2. Thanks to Joe Campbell for providing the transcription.