anti'l en · NOUN
Etymology
Borrowed from Navajo áńt'į́.
Meanings
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(qualifier:Navajo culture, uncountable) Synonym of corpse powder.
[…] He remembered it now because he was thinking of all the words you need in Navajo to account for the many forms of witchcraft. The word Old Woman Tso had used was "anti'l," which is the ultimate sort, the absolute worst.
2005, Tony Hillerman, Rosemary Herbert, Sue Grafton, Jeffery Deaver, A New Omnibus of Crime, Oxford University Press, USA, →ISBN, page 232: