disputatious – fond of having heated arguments
(Pronounced dis-pyoo-tay-shuhs)
To remember the definition of the word disputatious, use the following mnemonic:
Don't get into a dispute with this ungracious (disputatious) woman, she's fond of having heated arguments.

Examples of disputatious in a sentence
Because Karen is a disputatious person, she is a huge asset to the debate team.
Pearl’s disputatious personality makes her a great lawyer.
My mum is a peacemaker while my dad is disputatious and always looking for an argument.