Argus-eyed (Adjective)
Meaning 1
Carefully observant or attentive; on the lookout for possible danger; "a policy of open-eyed awareness"; "the vigilant eye of the town watch"; "there was a watchful dignity in the room"; "a watchful parent with a toddler in tow".
Classification
All adjective clusters.
Synonyms
Meaning 2
Having very keen vision; "quick-sighted as a cat".
Classification
All adjective clusters.