federal republic of nigeria,
nigeria a republic in West Africa on the Gulf of Guinea; gained independence from Britain in 1960; most populous African country
hausa,
haussa the chief member of the Chadic family of Afroasiatic languages; widely used as a trading language
edo a member of a west African people living in the tropical forest region of southern Nigeria
igbo a member of the largest ethnic group in southeastern Nigeria; "most Igbo are farmers"
Adjective
Nigerian -
of or relating to the people of Nigeria; "a Nigerian novelist won the Nobel Prize for literature this year"