One of the mysteries of the English language finally explained.
1The root of a pepper of the genus Piper; especially that of the Polynesian P. methysticum, used to make kava.
2US any of several plants of the genus Cardamine (formerly called Dentaria), especially C. diphylla, whose roots have a pungent taste like watercress.
Mid 17th century; earliest use found in Mercurius Politicus.
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