Emphatic pronoun (-self)

SG

M. F. N.
Nom. ipse ipsa ipsum
Gen. ipsius ipsius ipsius
Dat. ipsi ipsi ipsi
Acc. ipsum ipsam ipsum
Abl. ipso ipsa ipso
PL      
Nom. ipsi ipsae ipsa
Gen. ipsorum ipsarum ipsorum
Dat. ipsis ipsis ipsis
Acc. ipsos ipsas ipsa
Abl. ipsis ipsis ipsis

Emphatic pronoun is often used together with personal pronoun, appearing to be an adjective.

Catilina ipse profugit. Catiline himself has run away.
Te ipsum laudas. You are praising yourself.