The Collaborative International Dictionary
Councilist
Councilist \Coun"cil*ist\ (koun"s?l-?st), n. One who belongs to a council; one who gives an opinion.
I will in three months be an expert counsilist.
--Milton.
Wiktionary
councilist
n. (context obsolete English) One who belongs to a council; one who gives an opinion.