logogogue

logogogue 1. One who legislates about words. 2. A self-styled authority on words. Literally, `a leader or guider in words, and someone who is a language legislator or dictator, a person who lays down rules about words.”
Found on http://www.wordinfo.info/words/index/info/view_unit/2797/3

logogogue

one who issues laws or rules regarding words
Found on http://phrontistery.info/l.html
No exact match found