clear-sighted vs perspicacious

clear-sighted and perspicacious both are adjectives.

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

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

clear-sighted and perspicacious: mentally acute or penetratingly discerning

Other synonyms of clear-sighted include clear-eyed.

clear-sighted (adjective)	perspicacious (adjective)
mentally acute or penetratingly discerning	mentally acute or penetratingly discerning
having sharp clear vision	acutely insightful and wise