slaughterous (adjective) slaughterous: murderous
Sinonime: arduous, bloodthirsty,
bloody, bloody-minded,
brutal,
criminal,
cruel, cutthroat,
dangerous,
deadly, destroying,
destructive,
devastating, exhausting,
fell,
ferocious,
harrowing, hellish, homicidal,
killing*,
lethal, ruinous, sanguinary, sanguineous, sapping,
savage,
strenuous,
unpleasant