ar ‧ gu ‧ men ‧ ta ‧ tive /ˌɑːɡjəˈmentətɪv◂, ˌɑːɡjʊˈmentətɪv◂ $ ˌɑːr-/ BrE AmE adjective
[ Word Family: adjective : ↑ arguable , ↑ argumentative ; verb : ↑ argue ; noun : ↑ argument ; adverb : ↑ arguably ]
someone who is argumentative often argues or likes arguing:
He quickly becomes argumentative after a few drinks.