pugnacity
US /pʌɡˈnæs.ɪ.ti/
UK /pʌɡˈnæs.ɪ.ti/

1.
pugnacidade, beligerância, combatividade
the quality of being eager or quick to argue, quarrel, or fight; belligerence.
:
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His natural pugnacity often led him into conflicts.
Sua pugnacidade natural frequentemente o levava a conflitos.
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The team's pugnacity was evident in their aggressive play.
A pugnacidade da equipe era evidente em seu jogo agressivo.