aus·pi·cious ôˈspiSHəs/ adjective
Auspicious is an adjective that means “favorable” and “tending toward success.” It has a positive connotation.
Sample Sentence:
Following a successful and popular campaign that drastically reduced crime in the city, the police chief decided that now would be an auspicious time to run for mayor.
In this sentence, the context clues that could help you figure out the meaning of the word auspicious would be the first half of the sentence. If the police chief’s campaign was successful in drastically reducing crime, then wouldn’t it make sense that he would have a very good chance of winning if he ran for mayor?