Wiktionary
potassium amide
n. (context inorganic compound English) A yellowish brown solid, KNH2, obtained by heating potassium in ammonia gas. It is most commonly used as a base to create a carbanion of an enolate.
Wikipedia
Potassium amide
Potassium amide is an inorganic compound with the chemical formula KNH, i.e. it is composed of a potassium cation, and the conjugate base of ammonia. It is a yellowish brown solid. It is used as a pesticide.