contentious
adjective /kənˈtenʃəs/
  /kənˈtenʃəs/
 (formal)- likely to cause people to disagree
- a contentious issue/topic/subject
 - Both views are highly contentious.
 - Try to avoid any contentious wording.
 - The government’s treatment of refugees remains a highly contentious issue.
 
Oxford Collocations Dictionaryverbs- be
 - prove
 - become
 - …
 
- extremely
 - fairly
 - very
 - …
 
 - liking to argue; involving a lot of arguing
- a contentious meeting
 
Oxford Collocations Dictionaryverbs- be
 - prove
 - become
 - …
 
- extremely
 - fairly
 - very
 - …
 
 
Word Originlate Middle English: from Old French contentieux, from Latin contentiosus, from content- ‘striven’, from the verb contendere.