tlalpotza.

Headword: 
tlalpotza.
Principal English Translation: 

to throw up earth, to burrow (see Karttunen)

Orthographic Variants: 
tlālpōtza
IPAspelling: 
tɬɑːlpoːtsɑ
Frances Karttunen: 

TLĀLPŌTZ(A) to throw up earth, to burrow / echa tierra, tusa (Z) [(1)Zp.213]. Z also has what appears to be TLAPŌTZ(A) with the nominal gloss ‘gopher.’ See TLĀL-LI, PŌTZ(A).
Frances Karttunen, An Analytical Dictionary of Nahuatl (Norman: University of Oklahoma Press, 1992), 277.