chiconauh tianquiztli.

Headword: 
chiconauh tianquiztli.
Principal English Translation: 

a festival or market that takes place every nine days (see Molina)

Orthographic Variants: 
chicunauh tianquiztli, chiucnauhtianquiztli, chicunauhtianquiztli, chiucnahu tianquiztli
Alonso de Molina: 

chicunauh tianquiztli. mercado o feria de nueue en nueue dias.
Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 20v. col. 2. Thanks to Joe Campbell for providing the transcription.