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Use "unresponsiveness" in a sentence
"(Caregivers of children who may have potentially life threatening signs and symptoms, such as unresponsiveness, or respiratory distress and/or cyanosis [blue-colored skin], should be instructed to dial 911.)"
"Based on the data it looks like they've hopefully gotten their act together since then, but their general unresponsiveness to the problem makes me unwilling to buy from them again regardless. daisyheadmaisie"
"Investors involved in the $600 million syndicated loan say they have been surprised by the unresponsiveness of the Vietnamese government to their concerns."