affectless anesthetized arctic autistic blunt bowelless callous catatonic chill chilly cold cold as charity cold-blooded coldhearted cool cruel disagreeable disinterested dislikable dispassionate displeasing dog-eat-dog drugged dull emotionally dead emotionless flinty frigid frosted frosty frozen halfhearted hard hard-boiled hardhearted harsh heartless icy ill immovable impassible impassive inclement indifferent inexcitable inexorable inhospitable insusceptible lukewarm merciless nonemotional obdurate objective obtuse out of touch passionless pitiless relentless remorseless repellent repugnant ruthless self-absorbed soulless spiritless unaffectionate unamiable unbenign unbenignant uncompassionate uncompassioned uncongenial uncordial unemotional unfeeling unforgiving ungenial ungracious unimpassioned unimpressionable unkind unkindly unlikable unloving unmerciful unpassionate unpitiful unpitying unpleasant unpleasing unremorseful unresponding unresponsive unsusceptible unsympathizing untouchable unyielding without mercy