Synonyms:
callously, unfeelingly
Meaning: in a callous way; "he callously exploited their feelings"
Usage examples
"I won't give it to any one, I won't give you anything," Snegiryov cried callously.
He was mean, evasive, callously indifferent to his country's interests, a cheat, a man who habitually broke his word, and who was responsible, with his associates, for most of the poverty, misery, crime, and national degradation with which the country was afflicted.