impressive

Synonyms: absorbing affecting arresting august awe-inspiring consequential cool deep dramatic effective eloquent excited exciting extraordinary forcible grand impassioned important imposing inspiring intense lavish luxurious majestic massive momentous monumental moving noble notable penetrating prime profound remarkable rousing splendid stately stirring striking sumptuous superb thrilling touching towering vital well-done

Antonyms: inconsequential ineffective insignificant unimportant unimpressive weak