mind-boggling Synonyms

psychedelic terrific surprising stupendous stupefying stunning striking startling staggering splendid spectacular wonderful wondrous awe-inspiring unimaginable eye-popping eye-opening unthinkable unbelievable mind-blowing mind-bending mind-altering marvellous breathtaking shocking sensational remarkable extraordinary exceptional confounding brilliant beautiful awesome astounding astonishing amusing amazing fabulous fantastic hallucinatory prodigious phenomenal overwhelming miraculous marvelous magnificent insupposable incredible inconceivable impressive