vyresnis

Etymology
Probably derived from.

Adjective

 * 1)  older; elder
 * 2)  of a higher rank; senior
 * 1)  of a higher rank; senior

Usage notes
The word vyresnis is the comparative form of an adjective that does not have a positive (non-comparative) degree. This is probably because it derives from the noun.

The superlative form is, and the diminutive comparative is.