指示代詞 demonstrative pronoun

idem eadem idem [this/that same one]

單數 陽類 陰類 中類
主格 idem eadem idem
屬格 eiusdem eiusdem eiusdem
與格 eidem eidem eidem
賓格 eundem eandem idem
奪格 eodem eadem eodem
複數      
主格 eidem, idem eaedem eadem
屬格 eorundem earundem eorundem
與格 eisdem, isdem eisdem, isdem eisdem, isdem
賓格 eosdem easdem eadem
奪格 eisdem, isdem eisdem, isdem eisdem, isdem

eosdem mitto. [I am sending the same men].
de eadem ratione cogitabamus. [we were thinking about the same plan].