1. Osogbo (< Osun)

    https://thesaurus.ecoi.net/_00003589

    State capital in Nigeria

  2. Ossetian (< Languages)

    https://thesaurus.ecoi.net/huridocs-mt14151919052001

  3. Ossetians (< Ethnic groups and nationalities)

    https://thesaurus.ecoi.net/huridocs-mt13151919052001

  4. Osun (< Nigeria)

    https://thesaurus.ecoi.net/ec2285

    State in Nigeria

  5. Other country-specific terms (< Names and country-specific terms)

    https://thesaurus.ecoi.net/ecx5

  6. Otolaryngology (< Medical specialties)

    https://thesaurus.ecoi.net/ec1708

  7. Otomian languages (< Languages)

    https://thesaurus.ecoi.net/huridocs-mt14152015130901

  8. Ouaddaï (< Chad)

    https://thesaurus.ecoi.net/_a6fd3d26

    Region in Chad

  9. Ouaka (< Central African Republic)

    https://thesaurus.ecoi.net/_345e7e29

    Prefecture in the Central African Republic

  10. Ouham (< Central African Republic)

    https://thesaurus.ecoi.net/_b419f9b2

    Prefecture in the Central African Republic

  11. Ouham-Fafa (< Central African Republic)

    https://thesaurus.ecoi.net/_c48451a4

    Prefecture in the Central African Republic

  12. Ouham-Pendé (< Central African Republic)

    https://thesaurus.ecoi.net/_2765128c

    Prefecture in the Central African Republic

  13. Ovambos (< Ethnic groups and nationalities)

    https://thesaurus.ecoi.net/huridocs-mt13152201130201

  14. Ovimbundus (< Ethnic groups and nationalities)

    https://thesaurus.ecoi.net/huridocs-mt13152209130201

  15. Owerri (< Imo)

    https://thesaurus.ecoi.net/_00003576

    State capital in Nigeria

  16. Oyo (< Nigeria)

    https://thesaurus.ecoi.net/ec2286

    Bundesstaat in Nigeria

  17. Özgürlükçü Demokrasi (< Groups in Turkey)

    https://thesaurus.ecoi.net/_5e7d11ec

    Online newspaper

  18. Ozurgeti (< Guria)

    https://thesaurus.ecoi.net/_42879129

    Capital of Guria