pugnācĭtas, ātis, f. [pugnax],
desire or fondness for fighting , combativeness , quarrelsomeness , pugnacity (post-Aug.), Quint. 4, 3, 2; Tac. Dial. 31; Plin. 10, 33, 51, § 101.
pūgnācitās ātis, f pugnax, combativeness, pugnacity : Dabunt Academici pugnacitatem, Ta. ...
An Elementary Latin Dictionary