This is the 2704th most frequent Swedish word.
systrar
"Sisters."
Here, 'systrar' is the plural form of 'syster,' meaning 'sisters,' and it is used to refer to the speaker's female siblings collectively.
Mina systrar och jag älskar att gå på bio tillsammans.
My sisters and I love going to the movies together.
In this sentence, 'systrar' is part of the possessive form 'systrarnas,' indicating that the house belongs to the sisters collectively.
Systrarnas hus är gammalt men charmigt.
The sisters' house is old but charming.
Here, 'systrar' is used in a general sense to describe female siblings without specifying a particular group.