She looked at him broken-heartedly.

She felt down-hearted after receiving the bad news.

She looked down-heartedly at the failed test.

She approached the challenge faint-heartedly.

She spoke cruel-heartedly to her subordinates.

He chicken-heartedly refused to confront his fears.

She was known for her dead-hearted attitude towards others.

He is known for his cruel-hearted actions.

She stared dead-heartedly at the empty room.

She smiled free-heartedly at the children playing in the park.