prodigious

Synonyms: big colossal fantastic giant gigantic gross herculean immeasurable immense inordinate jumbo king-size large mammoth massive mighty monstrous monumental mortal stupendous towering tremendous vast

Antonyms: little small tiny

Synonyms: abnormal amazing astonishing astounding bad exceptional fab fantastic heavy impressive marvelous miraculous out-of-this-world phenomenal preternatural remarkable spectacular staggering startling state-of-the-art striking stupendous surprising unreal unusual utmost wonderful

Antonyms: common insignificant ordinary unremarkable