pugnacious
US /pʌɡˈneɪ.ʃəs/
UK /pʌɡˈneɪ.ʃəs/

1.
bellicoso, battagliero, litigioso
eager or quick to argue, quarrel, or fight
:
•
His pugnacious attitude often led to arguments.
Il suo atteggiamento bellicoso spesso portava a discussioni.
•
The politician was known for his pugnacious speeches.
Il politico era noto per i suoi discorsi bellicosi.