-M. Robert Syme
auspicious: [aw-spish-uhs] (a) 1. promising success; propitious; opportune; favorable: an auspicious occasion. 2. favored by fortune; prosperous; fortunate.
in a sentence: The professional athlete believes wearing a green bandana is particularly auspicious and the cause of his current winning streak.
promising: (a) giving favorable promise; likely to turn out well
in a sentence: Erica was nervous about being the new girl; but when she made new friends on her first day, she knew it was a promising start at her new school.