← DefinitionshareGuessghastlyadjectiveCausing great horror or fear; very shocking or terrible.adverbIn a way that is extremely bad or unpleasant (used before adjectives like 'ghastly pale').SynonymshorribleadjectiveterribleadjectivedreadfuladjectivegruesomeadjectivepaleadjectiveAntonymspleasantadjectivehealthyadjective