shyster
noun /ˈʃaɪstə(r)/
/ˈʃaɪstər/
(informal, especially North American English)- a dishonest person, especially a lawyerWord Originmid 19th cent.: said to be from Scheuster, the name of a lawyer whose behaviour provoked accusations of “scheuster” practices, perhaps reinforced by German Scheisser ‘worthless person’.