Pugnacious

The pugnacious dog would growl at anyone who entered his territory.

The pugnacious customer service representative was unhelpful and confrontational.

The pugnacious dictator threatened to invade the neighboring country.

His pugnacious behavior scared off the other children.

The pugnacious athlete's aggressive playing style often resulted in penalties.

The pugnacious toddler was always getting into fights at preschool.

The pugnacious kid was always starting fights with his classmates.

The pugnacious wrestler always aimed for victory.