Aa! Megami-sama! (TV), Kamisama Kazoku Recommendations
Both these series contain the "goddess" theme, becoming one of the major themes. There is envy, jealousy, and later love present in both series as the episodes progresses.
Both series contain supernatural elements as well as mixed in comedy and misunderstandings. Also, expect drama and the "little sister" annoyance that are present who tries to help the main protagonist through his problems. (namely involving love)