naturstiene is the masculine plural definite of natursti.

naturstiN

Kven

luononpolkuN

Norwegian Bokmål – Kvendict-nob-fkv/src/N_nobfkv.xml:77850Edit on GitHub Suggest

luonddubálggisN

Norsk-nordsamisk ordbokdict-nob-sme/src/N_nobsme.xml:85973Edit on GitHub Suggest

Case	Sg	Pl
Indef	natursti	naturstier
Def	naturstien	naturstiene