o‧ver‧de‧vel‧oped /ˌəʊvədɪˈveləpt◂ $ ˌoʊvər-/
adjective1. if a city or area is overdeveloped, too many houses, buildings, roads etc have been built there:
an overdeveloped country2. too great or large:
You have an overdeveloped sense of duty. [TahlilGaran] Dictionary of Contemporary English ▲