angelic

adjective

1. Belonging to, or proceeding from, angels; resembling, characteristic of, or partaking of the nature of, an angel.
2. Very sweet-natured or well-behaved.“an angelic child”
3. Of or pertaining to angelic acid.“an angelic ester”
4. A regular Hausdorff space is said to be angelic if the closure of each relatively countably compact set A is compact and the closure consists of the limits of sequences in A.