factious

UK: /ˈfækʃəs/ US: (fak′shəs)

WordReference Random House Unabridged Dictionary of American English © 2025

fac•tious  (fak′shəs), adj. 

1. given to faction;
   dissentious:
   A factious group was trying to undermine the government.
2. pertaining to or proceeding from faction:
   factious quarrels.

• Latin factiōsus fond of doing, busy, of a company or party, equivalent. to facti- (see faction¹) + -ōsus -ous
• 1525–35

fac′tious•ly, adv. 
fac′tious•ness, n. 
Synonyms

• 1. divisive, disputatious, mutinous, contentious.

Collins Concise English Dictionary © HarperCollins Publishers::

factious / ˈfækʃəs/ adjective

1. given to, producing, or characterized by faction

ˈfactiously adverb