propapist
/prəˈpæɡəndɪst/Definitions
1. noun
A person who spreads or promotes information, ideas, or influences in a way that is often biased, misleading, or false, especially in a way that serves the interests of a particular group, organization, or government.
“The journalist was accused of being a propagandist for the government after she published a biased article about the new policy.”