tlacpahuitectli.

Headword: 
tlacpahuitectli.
Principal English Translation: 

stepchild

Orthographic Variants: 
tlacpauitectli
IPAspelling: 
tɬɑkpɑwitektɬi
Alonso de Molina: 

tlacpauitectli. antenada.
Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 119v. col. 1. Thanks to Joe Campbell for providing the transcription.

Attestations from sources in English: 

yeyti [ypilva (crossed out)] yn itlacpavitecva = He has three [children (crossed out)] stepchildren
(Cuernavaca region, ca. 1540s) The Book of Tributes: Early Sixteenth-Century Nahuatl Censuses from Morelos, ed. and transl. S. L. Cline, (Los Angeles: UCLA Latin American Center Publications, 1993), 140–141.