Part of speech: Adjective
worn or shabby from overuse or (of pages) from having corners turned down
Example: a somewhat dog-eared duke...a bit run down"-Clifton Fadiman; an old book with dog-eared pages
dog-ear – A related word in the same word family.
-ed – A related word in the same word family.
Tracking word families reveals how metaphors hardened into literal meanings over time.