proster is the masculine plural indefinite of prost.

prostN

Kven

1proastiN

2provastiN

Norwegian Bokmål – Kvendict-nob-fkv/src/N_nobfkv.xml:58413Edit on GitHub Suggest

proavásN

Norsk-nordsamisk ordbokdict-nob-sme/src/N_nobsme.xml:20219Edit on GitHub Suggest

Case	Sg	Pl
Indef	prost	proster
Def	prosten	prostene