nacaztitica.

Headword: 
nacaztitica.
Principal English Translation: 

an earache or a buzzing in the ears (see Karttunen), could involve either an infection or tinnitus

Orthographic Variants: 
nacaztitīca
IPAspelling: 
nɑkɑstitiːkɑ
Frances Karttunen: 

NACAZTITĪCA earache / dolor de oído (Z) [(2)Zp.47,176]. One of the attestations is missing the Z. M has reflexive nacastititza 'to have a buzzing in the ears.' See NACAZ-TLI.
Frances Karttunen, An Analytical Dictionary of Nahuatl (Norman: University of Oklahoma Press, 1992), 156.