English
Parliamentarian
From Parliament + -arian.
Formed from Parliament + -arian
Ancient Greek παραβάλλω ‘to throw beside; to set side by side’
…
Latin parabolō ‘to speak, talk’
Old French parler ‘to speak’
Old French parlement ‘discussion; assembly’
Middle English parlement ‘a discussion or conversation’
English Parliament
Today it means
noun A supporter of the English Parliament during the English Civil War.
Language periods are conventional ranges, not dates for this word.
Etymograph / Parliamentarian