
Noun: Ugandan(s)
Adjective: Ugandan

Noun: Ukrainian(s)
Adjective: Ukrainian

Noun: Emirati(s)
Adjective: Emirati

Noun: Briton(s), British (collective plural)
Adjective: British

Noun: American(s)
Adjective: American

Noun: Uruguayan(s)
Adjective: Uruguayan

Noun: Uzbekistani
Adjective: Uzbekistani