Synonyms of the word

murderous

• adj. Intending, or likely to commit murder; bloodthirsty or homicidal.
• adj. Very difficult.

bloody

• adj. Covered in blood.
• adj. Characterised by bloodshed.
• adj. (rare in US, Canada, common in Britain, Australia, New Zealand, slang) Used as an intensifier.
• adj. (dated) Badly behaved; unpleasant; beastly.
• adv. (rare in US, Canada, common in Britain, Australia, New Zealand, slang) Used to intensify what follows…
• v. To draw blood from one's opponent in a fight.
• v. To demonstrably harm the cause of an opponent.
• n. (casual) bloody mary.

homicidal

• adj. Of or pertaining to homicide, and particularly to one who commits such a crime as with a homicidal maniac.