Are You Sleeping, Brother Īdem?
Intensive pronoun meaning “the same”:
Add the ending ‘-dem’ to is/ea/id:
ī⎪, ea⎪, id⎪em
eun⎪, ean⎪, id⎪em
eius⎪dem,
eī⎪dem,
eō⎪, eā⎪, eō⎪dem

Intensive pronoun meaning “the same”:
iī⎪, eae⎪, ea⎪dem,
eōs⎪, eās⎪, ea⎪dem,
eōrun⎪, eārun⎪, eōrun⎪dem
iīs⎪, iīs⎪, iīs⎪dem
iīs⎪, iīs⎪, iīs⎪dem