inhuman - English Synonyms Dictionary

inhuman

adj.
[1] inhumane , cold , cold-blooded , merciless , cruel , insensate , pitiless , ruthless , heartless , severe , unsympathetic , unfeeling , unkind , unkindly , uncompassionate , cold-blooded , vicious , stony-hearted , hard-hearted , callous , insensitive , barbaric , barbarous , savage
[2] animal , bestial , brutal , brutish , fiendish , diabolical , demonic