rusen is the masculine singular definite of rus.

rusN

Kven

(ekstase)huumaN

Norwegian Bokmål – Kvendict-nob-fkv/src/N_nobfkv.xml:17067Edit on GitHub Suggest

gárrendilliN

Norsk-nordsamisk ordbokdict-nob-sme/src/N_nobsme.xml:188692Edit on GitHub Suggest

Case	Sg	Pl
Indef	rus	ruser
Def	rusen	rusene