palanaltia.

Headword: 
palanaltia.
Principal English Translation: 

for something to rot, become putrid (see Molina and Karttunen)

IPAspelling: 
pɑlɑːnɑltiːɑ
Alonso de Molina: 

palanaltia. nic. (pret. onicpalanalti.) podrecer algo.
palanaltia. nitla. (pret. onitlapalanalti.) podrecer algo o tener podrido lo suyo.
Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 79r. col. 1. Thanks to Joe Campbell for providing the transcription.

Frances Karttunen: 

PALĀNALTĪA vt to rot something / lo pudre (T) [(4)Tp.172,195,(2)Zp.100,192]. M has palaniltia with the same sense. caus. PALĀN(I).
Frances Karttunen, An Analytical Dictionary of Nahuatl (Norman: University of Oklahoma Press, 1992), 185.