presenting favorable circumstances; likely to result in or show signs or success; "propitious omens"; "propitious gales speeded us along"; "a propitious alignment of planets for space exploration"
carefree and happy and lighthearted; "was loved for her blithe spirit"; "a merry blithesome nature"; "her lighthearted nature"; "trilling songs with a lightsome heart"
lacking or showing a lack of due concern; "spoke with blithe ignorance of the true situation"