likely Antonyms

unlikely not for all the tea in china eye-opening bad-looking when Hell freezes over discordantly beyond belief unthinkable unbelievable upending unattractive unwilling unpleasant unhandsome unforeseeable undreamt undreamed unimaginable not likely out of the question scarcely likely pretty unlikely not very likely not the most likely much more unlikely more unlikely hardly likely hardly believable very unlikely really unlikely highly improbable highly unlikely absolutely impossible unthinkably unencouraging ugly as sin unconceivable ugly haggish foul flimsy fishy farfetched dumfounding dreadful doubtful diversely distasteful dissimilarly disgusting