Swedish edit

Etymology edit

Compound of rost +‎ fläck.

Noun edit

rostfläck c

  1. rust stain

Declension edit

Declension of rostfläck 
Singular Plural
Indefinite Definite Indefinite Definite
Nominative rostfläck rostfläcken rostfläckar rostfläckarna
Genitive rostfläcks rostfläckens rostfläckars rostfläckarnas

Further reading edit