apathic
əˈpæθɪk
Definitions
1. adjective
having or showing a lack of interest, enthusiasm, or concern
“The apathic student failed to participate in class discussions.”
2. adjective
showing or feeling no concern or interest
“The apathic crowd watched the game without cheering.”
3. noun
a person who is apathetic
“The apathic voters failed to exercise their right to vote.”