This is the 3106th most frequent Swedish word.
marina
A marina is a harbor for pleasure boats, offering docking and services.
Here, 'marina' is used as a noun to refer to a harbor specifically designed for recreational boats.
Vi gick till marinan för att se på båtarna.
We went to the marina to look at the boats.
In this sentence, 'marin' is an adjective derived from 'marina', describing a color related to the sea.
Hon berättade att hennes hus har en vacker marinblå färg.
She mentioned that her house has a beautiful navy blue color.
Here, 'marina' is used as part of an adjective phrase in plural form to describe organisms related to the marine environment.