proactivist

English

Etymology 1

From pro- +‎ activist.

Noun

proactivist (plural proactivists)

1. One who supports activism.
   • 2015 September 7, Holland Cotter, “Exhibitions Where Moral Force Trumps Market Forces”, in New York Times‎:

     So was the cellist Charlotte Moorman, muse to Nam June Paik and proactivist champion of all things fringe.

Etymology 2

From proactive +‎ -ist.

Noun

proactivist (plural proactivists)

1. One who takes a proactive approach.