pozoctli.

Headword: 
pozoctli.
Principal English Translation: 

foam (see Karttunen)

IPAspelling: 
posoktɬi
Frances Karttunen: 

POZOC-TLI pl: -TIN foam / espuma (Z) [(4)Zp.56,183,(3)Xp.65]. Z gives this with and without the absolutive suffix. See POZŌN(I).
Frances Karttunen, An Analytical Dictionary of Nahuatl (Norman: University of Oklahoma Press, 1992), 205.