Nationality:
noun: Sri Lankan(s)
adjective: Sri Lankan

Ethnic groups: Sinhalese 74%, Tamil 18%, Moor 7%, Burgher, Malay, and Vedda 1%

Religions:

Buddhist 69%,
Hindu 15%,
Christian 8%,
Muslim 8%

Languages: Sinhala (official and national language) 74%, Tamil (national language) 18%
note: English is commonly used in government and is spoken by about 10% of the population

Country name:
conventional long form: Democratic Socialist Republic of Sri Lanka
conventional short form: Sri Lanka
former: Ceylon

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