What is another word for partitionist?
Pronunciation: [pɑːtˈɪʃənˌɪst] (IPA) 
Partitionist is a term referring to a person who supports the division of a country or territory into separate parts. There are several synonyms for the term, including separatist, secessionist, disintegrator, and balkanizer. Separatist implies a desire to break away from a larger entity, often with the intention of forming a new state or country. Secessionist is often used to describe movements that seek to secede from a larger political entity. Disintegrator refers to someone who seeks to weaken or fragment a larger organization or system. Balkanizer is a term used to describe individuals or movements that seek to divide an area or community into smaller factions or groups.
