676. The pronoun of identity, #īdem#, _the same_, is declined as
follows:
+--------+-------------------------+-------------------------------+
| | Singular. | Plural. |
+--------+-------------------------+-------------------------------+
| | MASC. FEM. NEUT. | MASC. FEM. NEUT. |
| | | |
| _Nom._ | īdem eadem idem | eīdem } eaedem eadem |
| | | or īdem } |
| | | |
| _Gen._ | eiusdem eiusdem eiusdem | eōrundem eārundem eōrundem |
| | | |
| _Dat._ | eīdem eīdem eīdem | eīsdem } eīsdem } eīsdem } |
| | | or īsdem} or īsdem} or īsdem} |
| | | |
| _Acc._ | eundem eandem idem | eōsdem eāsdem eadem |
| | | |
| _Abl._ | eōdem eādem eōdem | eīsdem } eīsdem } eīsdem } |
| | | or īsdem} or īsdem} or īsdem} |
+--------+-------------------------+-------------------------------+
677. In manuscripts and editions, the plural nominative masculine is
often written #iīdem#, and the dative and ablative #iīsdem#. The
singular nominative masculine is rarely #eisdem# or #isdem# (Plaut.,
Enn.), #eidem# (Cic., Varr.), neuter #īdem# (Plaut.). In verse,
#eundem#, #e͡andem#, #e͡idem#, #e͡odem#, #e͡adem#, and #e͡idem#,
#e͡aedem#, #e͡orundem#, #e͡osdem#, #e͡asdem#, are often found.