tlahuitequiliztli.

Headword: 
tlahuitequiliztli.
Principal English Translation: 

a ray, a beam, a bolt of lightning; or, a significant blow or punch (see Molina)

Orthographic Variants: 
tlauitequiliztli
IPAspelling: 
tɬɑwiːtekilistɬi
Alonso de Molina: 

tlauitequiliztli. rayo, o golpe grande.
Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 145r. col. 1. Thanks to Joe Campbell for providing the transcription.