RichThesaurus
Argus-eyed
vs
wideawake
Argus-eyed
adj
ever vigilant
wideawake
noun
A type of hat with a broad brim made of black or brown felt.
A bird, the sooty tern.
How often have the words
Argus-eyed
and
wideawake
occurred in a corpus of books?
(source:
Google Ngram Viewer
)