unconcerned
adjective(un-con-cerned)
easy in mind; not worried
Examples:
The prisoner seems entirely unconcerned as to the outcome of the examination.
unconcerned
adjective(un-con-cerned)
lacking in interest or care or feeling
Examples:
The average American...is unconcerned that his or her plight is the result of a complex of personal and economic and governmental actions...beyond the normal citizen's comprehension and control.
Blithely unconcerned about his friend's plight.
unconcerned
adjective(un-con-cerned)
not occupied or engaged with
Examples:
Readers unconcerned with style.