atezcatl.

Headword: 
atezcatl.
Principal English Translation: 

the surface of a body of water (see Karttunen); a puddle; or a leveling mechanism for water (see Molina); a shallow pool (Lockhart)

IPAspelling: 
ɑːteːskɑtɬ
Alonso de Molina: 

atezcatl. charco de agua, o niuel para niuelar agua.
Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 7v. col. 2. Thanks to Joe Campbell for providing the transcription.

Frances Karttunen: 

ĀTĒZCA-TL surface of a body of water / charco de agua, o nivel para nivelar agua (M), del mar (T)[(1)Tp.171]. See Ā-TL TĒZCA-TL.
Frances Karttunen, An Analytical Dictionary of Nahuatl (Norman: University of Oklahoma Press, 1992), 13.

Lockhart’s Nahuatl as Written: 

(shallow) pool, puddle
James Lockhart, Nahuatl as Written: Lessons in Older Written Nahuatl, with Copious Examples and Texts (Stanford: Stanford University Press and UCLA Latin American Studies, 2001), 211.