ceceppa.

Headword: 
ceceppa.
Principal English Translation: 

each time (John Bierhorst); every time (Thelma Sullivan); sometimes, at times (notes from sessions with Lockhart)

Orthographic Variants: 
cecepa
IPAspelling: 
seːseːpɑ
Alonso de Molina: 

ceceppa. cada sendas vezes. aduerbio.
Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 15v. col. 1. Thanks to Joe Campbell for providing the transcription.

Attestations from sources in Spanish: 

ceceppa = cada vez
Rémi Siméon, Diccionario de la lengua náhuatl o mexicana (Mexico: Siglo XXI, 1988), xlviii.