apopozoquillotl.

Headword: 
apopozoquillotl.
Principal English Translation: 

the foam on water (see Molina); phlegm (see attestations)

Orthographic Variants: 
apopoçoquillotl
IPAspelling: 
ɑːpoposokilloːtɬ
Alonso de Molina: 

apopozoquillotl. espuma de agua.
Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 7r. col. 1. Thanks to Joe Campbell for providing the transcription.

Attestations from sources in Spanish: 

apopozoquillotl = flema
Estudios de Cultura Náhuatl 19 (1989), 283.