factionalize

[fak-shuh-nl-ahyz]

verb (used with or without object), fac·tion·al·ized, fac·tion·al·iz·ing.

to split or divide into factions.

Also especially British, fac·tion·al·ise.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019