shriftless
/ˈʃrɪftlɪs/Definitions
1. adjective
lacking or showing a lack of remorse or guilt, often in relation to one’s past actions
“The politician’s shriftless attitude towards the scandal only worsened the public’s perception of him.”
2. noun
a person or thing that is shriftless
“The shriftless individuals in the community struggled to find employment due to their lack of remorse for their past actions.”