zan tlamach.

Headword: 
zan tlamach.
Principal English Translation: 

slowly, carefully

Orthographic Variants: 
zantlamach, çantlamach, çan tlamach
Alonso de Molina: 

zantlamach. lo mesmo es que zanquemmach.
Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 14v. col. 2. Thanks to Joe Campbell for providing the transcription.