lacking in interest or care or feeling; "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"
not occupied or engaged with; "readers unconcerned with style"
easy in mind; not worried; "the prisoner seems entirely unconcerned as to the outcome of the examination"
friendly and open and willing to talk; "wine made the guest expansive"
marked by exaggerated feelings of euphoria and delusions of grandeur
able or tending to expand or characterized by expansion; "Expansive materials"; "the expansive force of fire"
of behavior that is impressive and ambitious in scale or scope; "an expansive lifestyle"; "in the grand manner"; "collecting on a grand scale"; "heroic undertakings"
characterized by liveliness and lightheartedness; "buoyant spirits"; "his quick wit and chirpy humor"; "looking bright and well and chirpy"; "a perky little widow in her 70s"
tending to float on a liquid or rise in air or gas; "buoyant balloons"; "buoyant balsawood boats"; "a floaty scarf"