atlacuezonan.

Headword: 
atlacuezonan.
Principal English Translation: 

a nymph, or an aquatic plant, such as a water lily (of the nymphaeaceae family)

Orthographic Variants: 
atlacueçonan
IPAspelling: 
ɑːtɬɑːkwesonɑn
Alonso de Molina: 

atlacuezonan. ninfa, vel. onenufar, flor de yerua de agua.
Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 8r. col. 1. Thanks to Joe Campbell for providing the transcription.

Attestations from sources in English: 

ychimal atlacueçonãchimallj = her shield is the water lily shield
Fray Bernardino de Sahagún, Primeros Memoriales, ed. Thelma D. Sullivan, et al. (Norman: University of Oklahoma Press, 1997), 104.