tlaelpalaxtli.

Headword: 
tlaelpalaxtli.
Principal English Translation: 

a large and abominable sore, open wound, or ulcer (see Molina)

Orthographic Variants: 
tlayelpalaxtli
Alonso de Molina: 

tlaelpalaxtli. llaga grande y abominable.
Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 120v. col. 1. Thanks to Joe Campbell for providing the transcription.