advancer

[ad-van-ser, -vahn-]

noun

Origin of advancer

First recorded in 1490–1500; see origin at advance, -er¹

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Fur′therance, a helping forward; Fur′therer, a promoter, advancer.
Chambers's Twentieth Century Dictionary (part 2 of 4: E-M)
Various
Every eye turned toward the advancer of the bid,—a long man, with a wild red beard.
The Tobacco Tiller
Sarah Bell Hackley