thick-skinned Synonyms

tough-skinned unsympathetic thick stony stolid steeled pachydermatous obtuse obdurate numb inured insensitive insensible tough toughened unfeeling unemotional uncaring lamebrained dim-witted chowderheaded hard-boiled case-hardened boneheaded dopey armour-plated unsusceptible insensate indurated dim dense crass cool cold-hearted cold-blooded cold casehardened callous bovine blockish blockheaded dotish dozy indurate indifferent impervious impercipient imperceptive impassible heartless