Adjektiv
truculent [ more truculent ; most truculent ]
rowdy [ rowdier ; rowdiest]
ornery [ ornerier ; orneriest ]
scrappy {relations}, [ scrappier ; scrappiest]
quarrelsome {relations}, [ more quarrelsome ; most quarrelsome ]
cantankerous [ more cantankerous ; most cantankerous]
litigious [ more litigious ; most litigious]
peevish [ more peevish ; most peevish ]
pugnacious [ more pugnacious ; most pugnacious ]
pettish [ more pettish ; most pettish ]
fretful [ more fretful ; most fretful ]
querulous [ more querulous ; most querulous ]
unmanageable [ more unmanageable ; most unmanageable ]
choleric [ more choleric ; most choleric]
contentious {relations}, [ more contentious ; most contentious]
currish {Bio.}
مُشَاكِس {بيولوجيا}
...
Substantiv
brawler [pl. brawlers]