Definitions:

1. Describes doing something in a way that is favorable, auspicious, or indicative of good fortune. ADVERB
   • She invested her money propitiously, just before the market saw a significant rise.
2. Implies that circumstances or actions are happening at a good time or in a manner that suggests a positive outcome. ADVERB
   • The wedding day dawned propitiously, with clear skies and perfect weather.

Synonyms:

• advantageously
• auspiciously
• favorably
• promisingly