riksaviser is the feminine plural indefinite of riksavis.

riksavisN

North Sámi

riikkaaviisaN

Norsk-nordsamisk ordbokdict-nob-sme/src/N_nobsme.xml:48553Edit on GitHub Suggest

Case	Sg	Pl
Indef	riksavis	riksaviser
Def	riksavisen / riksavisa	riksavisene