across-the-board vs panoptic

across-the-board and panoptic both are adjectives.

Word	Noun	Adjective	Verb	Adverb
across-the-board	No	Yes	No	No
panoptic	No	Yes	No	No

As adjectives, across-the-board and panoptic are synonyms defined as:

Other synonyms of across-the-board include all-embracing, all-encompassing, all-inclusive, blanket, broad, encompassing, extensive, wide.

across-the-board (adjective)	panoptic (adjective)
broad in scope or content	broad in scope or content
	including everything visible in one view