From idolize + -er.
idolizer (plural idolizers)
- One who idolizes.
2009 April 5, Joe Sexton, “The Thrilla Continues to Thrill”, in New York Times[1]:But he does pretty good work to the body of the Ali image, and it was a fairly humiliating read for me, an Ali idolizer stuck back in that night in 1975.