tlatexoni.

Headword: 
tlatexoni.
Principal English Translation: 

the hand piece of the grinding stone or a grinding stone on a mill (see Molina)

IPAspelling: 
tɬɑteʃoːni
Alonso de Molina: 

tlatexoni. mano de mortero o de almirez o muela para moler algo o piedra de molino.
Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 136v. col. 1. Thanks to Joe Campbell for providing the transcription.

Attestations from sources in English: 

tlatexoni = grinder (central Mexico, sixteenth century)
Fr. Bernardino de Sahagún, Florentine Codex: General History of the Things of New Spain; Book 10 -- The People, No. 14, Part 11, eds. and transl. Arthur J. O. Anderson and Charles E. Dibble (Santa Fe and Salt Lake City: School of American Research and the University of Utah, 1961), 109.

themes: 
Furniture, Household Goods
Stones, Masonry