Meaning : Having very keen vision.
							Example : 
							Quick-sighted as a cat.
							
Synonyms : argus-eyed, hawk-eyed, keen-sighted, lynx-eyed, sharp-eyed, sharp-sighted
Meaning : Keenly perceptive or alert.
							Example : 
							Quick-sighted into the faults of the time.
							
Synonyms : sharp-eyed, sharp-sighted