zozolca.

Headword: 
zozolca.
Principal English Translation: 

to snore, grunt (see Karttunen)

IPAspelling: 
sosolkɑ
Frances Karttunen: 

ZOZOLCA to snore, grunt / ronca (Z) [(3)Zp.64,111,203]. This seems to be a truncated variant of ZOZOLOCA ‘to make a rumbling noise.’
Frances Karttunen, An Analytical Dictionary of Nahuatl (Norman: University of Oklahoma Press, 1992), 349.