overworn
/ˌəʊvəˈwɔːn/adjective
1Worn by excessive use; much worn; shabby, threadbare.
2 Figurative. Of a word, phrase, etc.: spoilt by too much use; hackneyed, stale.
3Especially of a person: worn out or exhausted by age, work, etc.
Origin
Mid 16th century. From overworn, past participle of overwear.