underlaga is the neuter plural definite of underlag.

underlagN

Kven

alustaN

Norwegian Bokmål – Kvendict-nob-fkv/src/N_nobfkv.xml:85284Edit on GitHub Suggest

vulošN

Norsk-nordsamisk ordbokdict-nob-sme/src/N_nobsme.xml:80496Edit on GitHub Suggest

Case	Sg	Pl
Indef	underlag	underlag
Def	underlaget	underlaga