axilli.

Headword: 
axilli.
Principal English Translation: 

river crayfish (see Karttunen)

Orthographic Variants: 
āxilli
IPAspelling: 
ɑːʃilli
Frances Karttunen: 

ĀXIL-LI river crayfish / cangrejo del río (Z) [(1)Zp.142]. Because of the general reduction of geminate to single L in Z and the tendency to loss of final N (general to T but not to Z,) it is possible that the absolutive form of this is ĀXIL-IN. See Ā-TL.
Frances Karttunen, An Analytical Dictionary of Nahuatl (Norman: University of Oklahoma Press, 1992), 15.