panamacac.

Headword: 
panamacac.
Principal English Translation: 

an apothecary, one who sells or distributes medicines (see Karttunen)

IPAspelling: 
pɑhnɑmɑkɑk
Alonso de Molina: 

panamacac. boticario, o vendedor de medicinas
Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 79r. col. 2. Thanks to Joe Campbell for providing the transcription.

Frances Karttunen: 

PAHNAMACAC apothecary / boticario o vendedor de medicinas (M) [(1)Cf.51v]. See PAH-TLI, NAMACA.
Frances Karttunen, An Analytical Dictionary of Nahuatl (Norman: University of Oklahoma Press, 1992), 183.

Attestations from sources in English: 

panamacac innitequiuh centomi = the medicine sellers' tax is 1 tomín (Coyoacan, mid-sixteenth cent.)
Beyond the Codices, eds. Arthur J.O. Anderson, Frances Berdan, and James Lockhart (Los Angeles: UCLA Latin American Center, 1976), Doc. 25, 138–139.