Unbelievable
Synonyms: Incredible, difficult to believe, inconceivable, unimaginable, far-fetched, improbable, hard to swallow, mind-blowing, beyond belief, scarcely credible, unthinkable, unconvincing, implausible, impossible, and mind-boggling.
Example Sentences
The magician's tricks were unbelievable.
Her story sounded absolutely unbelievable.
He achieved an unbelievable world record.
That film had unbelievable special effects.