round-eyed vs wide-eyed

round-eyed and wide-eyed both are adjectives.

Word	Noun	Adjective	Verb	Adverb
round-eyed	No	Yes	No	No
wide-eyed	No	Yes	No	No

As adjectives, round-eyed and wide-eyed are synonyms defined as:

Other synonyms of round-eyed include childlike, dewy-eyed, simple.

round-eyed (adjective)	wide-eyed (adjective)
having large round wide-open eyes	exhibiting childlike simplicity and credulity
exhibiting childlike simplicity and credulity	(used of eyes) fully open or extended