tableau vs panorama

tableau and panorama both are nouns.

Word	Noun	Adjective	Verb	Adverb
tableau	Yes	No	No	No
panorama	Yes	No	No	No

As nouns, panorama is a hypernym of tableau; that is, panorama is a word with a broader meaning than tableau:

Other hypernyms of tableau include aspect, prospect, scene, view, vista.

tableau (noun)	panorama (noun)
any dramatic scene	a picture (or series of pictures) representing a continuous scene
a group of people attractively arranged (as if in a painting)	the visual percept of a region