tzicahuaztli.

Headword: 
tzicahuaztli.
Principal English Translation: 

a comb (see Molina and Karttunen)

Orthographic Variants: 
tzicauaztli, tzecahuaztli
IPAspelling: 
tsikɑwɑːstɬi
Alonso de Molina: 

tzicauaztli. peine.
Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 152r. col. 1. Thanks to Joe Campbell for providing the transcription.

Frances Karttunen: 

TZICAHUĀZ-TLI comb / peine (M) [(6)Zp.96,198,217,226]. Also has a variant tziquauaztli. Z has a shortened variant TZICUĀZ-TLI.
Frances Karttunen, An Analytical Dictionary of Nahuatl (Norman: University of Oklahoma Press, 1992), 311.

Attestations from sources in English: 

James Lockhart noticed the example of the substitution of e for i in this word, something often found elsewhere, too. (Quauhtinchan, s. XVI)
Historia Tolteca-Chichimeca, eds. Paul Kirchhoff, Lina Odena Güemes, y Luis Reyes García (México: CISINAH, INAH-SEP, 1976), 213.