Exact Match:
- cold-blooded
- having cold blood (in animals whose body temperature is not internally regulated)
Synonyms:
- apathetic,
- barbaric,
- barbarous,
- brutal,
- callous,
- cool,
- cruel,
- dispassionate,
- heartless,
- imperturbable,
- indifferent,
- inhuman,
- insensitive,
- merciless,
- pitiless,
- poikilothermic,
- ruthless,
- savage,
- steely,
- stony,
- thick-skinned,
- uncaring,
- unemotional,
- unexcited,
- unfeeling,
- unimpassioned,
- unmoved,
- unresponsive,
- unsympathetic,
- vicious