acamaya.

Headword: 
acamaya.
Principal English Translation: 

crayfish, crab

IPAspelling: 
ɑːkɑmɑːyɑ
Frances Karttunen: 

ĀCAMĀYA crayfish, crab / langostino (Z) [(2)Zp.25,139]. The attestation on Zp.139 has an uncharacteristic final H as does ACĀLOAH.
Frances Karttunen, An Analytical Dictionary of Nahuatl (Norman: University of Oklahoma Press, 1992), 1.