 In recent years, dictionaries with a more academic focus have tried to bring together etymological studies in an attempt to provide definitive guides to slang while avoiding problems arising from folk etymology and false etymology.The study of slang is now taken seriously by academics, especially lexicographers like the late Eric Partridge, devoting their energies to the field and publishing on it, including producing slang dictionaries.There have also been a subsequent amount of tongue-in-cheek efforts which tend to focus on the more vulgar slang terms