tlaicuaniliztli.

Headword: 
tlaicuaniliztli.
Principal English Translation: 

mutations (in music)

Attestations from sources in English: 

tlaychuaniliztli, tlychuanilizme, tlaycvanilizme, ychuanilme, and motlancas are all attested in a seventeenth-century musical manuscript from Guatemala.
Fernando Horcasitas y Alfred Lemmon, "El Tratado de Santa Eulalia: un manuscrito musical náhuatl," Tlalocan 12 (1997), 94.