unimproved

• POS: Adjective
• HYPHEN: un=im=proved

CIDE DICTIONARY

unimproved, a. 

•  Not improved; not made better or wiser; not advanced in knowledge, manners, or excellence.  [1913 Webster]
•  Not used; not employed; especially, not used or employed for a valuable purpose; as, unimproved opportunities; unimproved blessings.  Cowper.  [1913 Webster]
•  Not tilled, cultivated, or built upon; yielding no revenue; as, unimproved land or soil.  [1913 Webster]

OXFORD DICTIONARY

unimproved, adj.
1 not made better.
2 not made use of.
3 (of land) not used for agriculture or building; not developed.