proclaimer

Etymology

From proclaim + -er.

proclaimer means one who proclaims. Lexicurio rates it Sui generis — a strength score of 87 out of 100.

noun

One who proclaims.“You have in the merchant the shrewd calculator of probable contingencies; we shall see that we have in the prophet the absolute proclaimer of necessary and inevitable facts.”
A public avowal of independent opinion.