BuckinghamshireBuck‧ing‧ham‧shire /ˈbʌkɪŋəmshə $ -ʃɪr/ 
a county in central southern England
a county in central southern England- Union of Soviet Socialist Republics
- Union Station
- union suit
- unique
- uniquely
- uniqueness
- unisex
- unison
- unit
- Unitarian
- unitary
- Unite
- unite
- United
- united
- United Arab Emirates
- United Artists
- United Farm Workers
- United Kingdom
- United Nations
- United Nations High Commission for Refugees
- United Negro College Fund
- United Reformed Church
- United States Citizenship and Immigration Services
- United States of America