Eponymously named; having the same name as the author or artist.

Possessing self-control; having mastery of one's own desires.

(mathematics) Adjoint to itself. / (functional analysis) Being a Hilbert space operator which is Hermitian and also whose eigenvectors span the entire Hilbert space.

The act of keeping oneself in the background, as in humility.

considering oneself and one's own interests before others

Showing interest only in oneself.

plural of self-image

According to a person's own confession or admission.

Cleaning itself or requiring minimal cleaning effort.

Overly concerned about oneself, to the point of ignoring the feelings of others.