Argus-eyed and Eagle-eyed

Argus-eyed adjective - Paying close attention usually for the purpose of anticipating approaching danger or opportunity.

Eagle-eyed and argus-eyed are semantically related. In some cases you can use "Eagle-eyed" instead an adjective phrase "Argus-eyed".

Eagle-eyed adjective - Having unusually keen vision.

Argus-eyed and eagle-eyed are semantically related. You can use "Argus-eyed" instead an adjective phrase "Eagle-eyed".