insouciancenoun · Level 3 SAT1the cheerful feeling you have when nothing is troubling youShe answered the reporter's pointed questions with an insouciance that disarmed the entire press room.ModuleLevel 3RegistertoneCollectionCollection 089SAT Complete planAlso in Collection 089jeer, magniloquent, remorse, unaccommodating, grimness, antipathetic, dismay, gallantry and 1 more