dog-eared vs eared

dog-eared and eared both are adjectives.

Word	Noun	Adjective	Verb	Adverb
dog-eared	No	Yes	No	No
eared	No	Yes	No	No

As adjectives, dog-eared and eared are synonyms defined as:

dog-eared and eared: worn or shabby from overuse or (of pages) from having corners turned down

dog-eared (adjective)	eared (adjective)
worn or shabby from overuse or (of pages) from having corners turned down	having ears (or appendages resembling ears) or having ears of a specified kind; often used in combination
	worn or shabby from overuse or (of pages) from having corners turned down