Rhubarb cultivars have gained the Royal Horticultural Society’s Award of Garden Merit:- "Rhubarb" originally comes from the two Greek words for rhubarb. "Rheon" from the Persian "rewend", later became the Latin word "rheum", meaning rhubarb. The other Greek word is "rha", an ancient name for the Volga River in Russian, where rhubarb was cultivated, having been introduced there from China via the Silk Road. In medieval Latin, "rheon" and "rha" became "rheum barbarum", literally "foreign rhubarb" or "strange rhubarb", and evolved later into "rheubarbarum". Most likely, the English word "rhubarb" entered the language via the French word "rhubarbe" brought over by
Pig Latin uses a similar encoding. French has the "loucherbem" (or "louchébem", or "largonji") coded language, which supposedly was originally used by butchers ("boucher" in French). In "loucherbem", the leading consonant cluster is moved to the end of the word (as in Pig Latin) and replaced by an "L", and then a suffix is added at the end of the word (-"oche", -"em", -"oque", etc., depending on the word). Example: "combien" (how much) = "lombienquès". Similar coded languages are "verlan" and "langue de feu" (see . A few louchébem words have become usual French words: "fou" (crazy) = "loufoque", "portefeuille" (wallet) =