carfentanil

Etymology
From.

Noun

 * 1)  A narcotic painkiller that is four orders of magnitude more potent than morphine, used for tranquilizing large animals and abused as a recreational drug.

Synonyms

 * 4-carbomethoxyfentanyl
 * Wildnil

Translations

 * French:, carfentanil
 * Spanish: carfentanil