argus-eyed

(s) having very keen vision
- quick-sighted as a cat
hawk-eyed, keen-sighted, lynx-eyed, quick-sighted, sharp-eyed, sharp-sighted,
(s) 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
open-eyed, vigilant, wakeful,

Synonyms

hawk-eyed keen-sighted lynx-eyed quick-sighted sharp-eyed sharp-sighted open-eyed vigilant wakeful

Words of close approximity