portent

1 something believed to be a sign or warning of a future event a red sky in the morning can be a portent of a coming storm Synonyms augury, auspice, boding, foreboding, foreshadowing, omen, prefiguring, presageRelated Words forerunner, harbinger, herald, precursor; foretaste, hint, inkling, intimation, suggestion; forewarning; forecast, foretelling, prediction, prognostication, prophecy (also prophesy); badge, mark, note, token; divination

2 something extraordinary or surprising a scout was sent to have a look at this teenage pitcher who was supposed to be the latest portent of the baseball world Synonyms caution, flash, marvel, miracle, phenomenon, wonder, prodigy, sensation, splendorRelated Words curiosity, sight, spectacle; beauty, corker, crackerjack (also crackajack), dandy, jim-dandy, knockout; apparition, appearance