neyecchichihualiztli.

Headword: 
neyecchichihualiztli.
Principal English Translation: 

agreement; having things in order (see Molina)

Orthographic Variants: 
neyecchichiualiztli, neyecchiualiztli, neyecchihualiztli
Alonso de Molina: 

neyecchichiualiztli. atauio, o galania, o el acto de atauiarse bien y componerse.
Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 66r. col. 1. Thanks to Joe Campbell for providing the transcription.

Attestations from sources in Spanish: 

neyecchiuhualiztli = convenio
Thelma Sullivan, Documentos Tlaxcaltecas del siglo XVI en lengua náhuatl (Mexico: Universidad Nacional Autónoma de México, 1987), 36.

themes: 
Cleanliness, Orderliness (or lack of)