tlapantihuetzi.

Headword: 
tlapantihuetzi.
Principal English Translation: 

for something to fall from on high and break

Orthographic Variants: 
tlapantiuetzi
IPAspelling: 
tɬɑpɑːntiwetsi
Alonso de Molina: 

tlapantiuetzi. (pret. tlapantiuetz.) quebrarse loque cae de alto.
Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 131r. col. 1. Thanks to Joe Campbell for providing the transcription.