miquizcuahuitl.

Headword: 
miquizcuahuitl.
Principal English Translation: 

a poisonous tree, "casaguate" (Ipomoea murucoides, Ipomoea arborescens) (see Karttunen)

IPAspelling: 
mikiskwɑwitɬ
Frances Karttunen: 

MIQUIZCUAHU(I)-TL pl: -TIN casaguate (Ipomoea murucoides, Ipomoea arborescens) / palo de muerto (X) [(3)Xp.54]. This tree is believed to be poisonous to people and animals. See MIQUIZ-TLI, CUAHU(I)-TL.
Frances Karttunen, An Analytical Dictionary of Nahuatl (Norman: University of Oklahoma Press, 1992), 148.