Aesopian language, Babel, Greek, babble, cant, cipher, code, cryptogram, double Dutch, garble, gibberish, gift of tongues, glossolalia, gobbledygook, jargon, jumble, lingo, mumbo jumbo, noise, patois, patter, phraseology, scatology, scramble, secret language, slang, taboo language, vernacular, vocabulary, vulgar language