Round-eyed and Sharp-eyed

Round-eyed adjective - Exhibiting childlike simplicity and credulity.

Sharp-eyed and round-eyed are semantically related. In some cases you can use "Sharp-eyed" instead an adjective phrase "Round-eyed".

Sharp-eyed adjective - Having unusually keen vision.

Round-eyed and sharp-eyed are semantically related. Sometimes you can use "Round-eyed" instead an adjective phrase "Sharp-eyed".