sharp-sighted vs lynx-eyed

sharp-sighted and lynx-eyed both are adjectives.

Word	Noun	Adjective	Verb	Adverb
sharp-sighted	No	Yes	No	No
lynx-eyed	No	Yes	No	No

As adjectives, sharp-sighted and lynx-eyed are synonyms defined as:

Other synonyms of sharp-sighted include argus-eyed, hawk-eyed, keen-sighted, quick-sighted, sharp-eyed.

sharp-sighted (adjective)	lynx-eyed (adjective)
keenly perceptive or alert	having very keen vision
having very keen vision