pugnacious: Having a quarrelsome nature; belligerent. From Latin pugnare (to
fight), from pugnus (fist). Ultimately from the Indo-European root peuk- (to
prick) which is also the source of point, puncture, pungent, punctual,
poignant, pounce, poniard, oppugn, repugn, impugn, pugilist, and repugnant.
