xopalectic.

Headword: 
xopalectic.
Principal English Translation: 

a precious green feather (see Molina); the ending of this word seems to suggest an adjective, such as "very green" or even "blue green," given that blue and green were not as differentiated as they are today (SW)

IPAspelling: 
ʃopɑlektik
Alonso de Molina: 

xopalectic. pluma verde y preciosa.
Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 161r. col. 2. Thanks to Joe Campbell for providing the transcription.

Attestations from sources in English: 

See an image that represents xopalectic in the Visual Lexicon of Aztec Hieroglyphs, ed. Stephanie Wood (Eugene, Ore.: Wired Humanities, 2020-present).