chiltecpin.

Headword: 
chiltecpin.
Principal English Translation: 

a tiny, very hot chili peppers pod known in Spanish as chiltipiquin (see Karttunen)

Orthographic Variants: 
chīltecpin
IPAspelling: 
tʃiːltekpin
Frances Karttunen: 

CHĪLTECPIN pl: -TECPINMEH a tiny, very hot chili peppers pod known in Spanish as chiltipiquin / chiltepín, chilpiquín (Z) [(1)Tp.125,(2)Zp.38,152]. In the plural the final N may assimilate to the M of the plural suffix. See CHĪL-LI, TECPIN-TLI.
Frances Karttunen, An Analytical Dictionary of Nahuatl (Norman: University of Oklahoma Press, 1992), 52.