vast

Synonyms: allinclusive ample astronomical big boundless broad capacious colossal comprehensive detailed endless enormous eternal expanded extensive far-flung far-reaching forever giant gigantic great huge illimitable immeasurable immense infinite limitless mammoth massive measureless monstrous monumental never-ending prodigious prolonged spacious spread-out stretched-out sweeping titanic tremendous unbounded unlimited voluminous widespread

Antonyms: bounded limited little narrow small