xopancuicatl.

Headword: 
xopancuicatl.
Principal English Translation: 

a flower song, a song relating to lush new growth, relating to the seasons (time), and associated with celebrations (see attestations)

Orthographic Variants: 
supancuicatl
Attestations from sources in English: 

"a celebration of life and cyclical time"
Octavio Paz, ‎Eliot Weinberger, ‎G. Aroul, Selected Poems (1984), p. xi.

An example: a song that "was composed and sung on the occasion of the banquet when the king laid the foundations of his great palace."
Daniel G. Brinton, Ancient Nahuatl Poetry (2019), 20.

"songs of the time of verdure"
Munro S. Edmonson, ‎Patricia A. Andrews, ‎Victoria Reifler Bricker, Supplement to the Handbook of Middle American Indians, vol. 3, Literatures (), 31.