Un`con*cerned" (?), a.
Not concerned; not anxious or solicitous; easy in mind; carelessly secure; indifferent; as, to be unconcerned at what has happened; to be unconcerned about the future.
--
Un`con*cern"ed*ly (#), adv. --
Un`con*cern"ed*ness, n.
Happy mortals, unconcerned for more.
Dryden.
© Webster 1913.