prosaer is the masculine plural indefinite of prosa.

prosaN

Kven

proosaN

Norwegian Bokmål – Kvendict-nob-fkv/src/N_nobfkv.xml:3439Edit on GitHub Suggest

prosaN

Norsk-nordsamisk ordbokdict-nob-sme/src/N_nobsme.xml:190763Edit on GitHub Suggest

Case	Sg	Pl
Indef	prosa	prosaer
Def	prosaen	prosaene