Auspicious rhymes with:
suspicious, propitious, suspicious, ambitious, capricious, delicious, expeditious, factitious, fictitious, injudicious, judicious, malicious, nutritious, pernicious, propitious, repetitious, seditious, superstitious, surreptitious, suspicious, vicious
Auspicious sounds like:
aceves, achieves, aesop's, akbash, ashbaugh, auspice, auspices