perspicacious vs clear-eyed

perspicacious and clear-eyed both are adjectives.

Word	Noun	Adjective	Verb	Adverb
perspicacious	No	Yes	No	No
clear-eyed	No	Yes	No	No

As adjectives, perspicacious and clear-eyed are synonyms defined as:

perspicacious and clear-eyed: mentally acute or penetratingly discerning

Other synonyms of perspicacious include clear-sighted.

perspicacious (adjective)	clear-eyed (adjective)
mentally acute or penetratingly discerning	mentally acute or penetratingly discerning
acutely insightful and wise