1. argus-eyed, hawk-eyed, keen-sighted, lynx-eyed, quick-sighted, sharp-eyed, sharp-sighted

having very keen vision

Example Sentences:
'quick-sighted as a cat'

Synonyms

• hawk-eyed
• keen-sighted
• lynx-eyed
• quick-sighted
• sharp-eyed
• sharp-sighted

2. argus-eyed, open-eyed, vigilant, wakeful

carefully observant or attentive; on the lookout for possible danger

Example Sentences:
'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'

Synonyms

• open-eyed
• vigilant
• wakeful

Similar Words

• alert
• watchful