Adjektive
fierce [ fiercer ; fiercest ]
wild [ wilder ; wildest]
ferocious [ more ferocious ; most ferocious ]
grim [ grimmer ; grimmest]
aggressive {feelings & emotions}
violent [ more violent ; most violent]
vixenish [ more vixenish ; most vixenish ]
furious [ more furious ; most furious ]
fractious [ more fractious ; most fractious ]
rough [ rougher ; roughest ]
cantankerous [ more cantankerous ; most cantankerous ]
rude [ ruder ; rudest ]
testy [ testier ; testiest ]
truculent [ more truculent ; most truculent ]
haggard [ more haggard ; most haggard]
quarrelsome {feelings & emotions}, [ more quarrelsome ; most quarrelsome]
merciless {feelings & emotions}
bad-tempered {feelings & emotions}
unsociable {feelings & emotions}