diversionist

noun

di·​ver·​sion·​ist də-ˈvər-zhə-nəst 

dī-,

-shə-

1

: one engaged in diversionary activities

2

: one characterized by political deviation

Word History

Etymology

diversion + -ist entry 1, in part as translation of Russian diversánt

First Known Use

1937, in the meaning defined at sense 1