Synonyms and related words :
affectless, anesthetized, arctic, autistic, blunt, catatonic, chill, chilly, cold, cold as charity, cold-blooded, coldhearted, cool, dispassionate, drugged, dull, emotionally dead, emotionless, frigid, frosted, frosty, frozen, heartless, icy, immovable, impassible, impassive, inexcitable, insusceptible, nonemotional, objective, obtuse, passionless, self-absorbed, soulless, spiritless, unaffectionate, unemotional, unfeeling, unimpassioned, unimpressionable, unloving, unpassionate, unresponding, unresponsive, unsusceptible, unsympathetic, untouchable