desensitized

[vaa]

desensitized
/diːˈsɛnsɪtʌɪzd/
adjective
adjective: desensitized; adjective: desensitised

having been made less sensitive.
"desensitized taste buds"
having been made less likely to feel shock or distress at scenes of cruelty or suffering by overexposure to such images.
"people who view such movies become desensitized to violence / pornography"