ontlacuitlanahuatectli cuahuitl.

Headword: 
ontlacuitlanahuatectli cuahuitl.
Principal English Translation: 

a tree or something else with two arm-lengths of thickness (see Molina)

Orthographic Variants: 
ontlacuitlanauatectli quauitl, ontlacuitlanahuatectli quahuitl
Alonso de Molina: 

ontlacuitlanauatectli quauitl. arbol, o otra cosa assi de dos brazadas de gruesso.
Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 77r. col. 2. Thanks to Joe Campbell for providing the transcription.