This is the 28th most frequent Swedish word.
eller
"Or."
In this usage, 'eller' connects two contrasting possibilities in a statement.
Hon undrade om det var sant eller falskt.
She wondered if it was true or false.
Here, 'eller' is used as part of the phrase 'eller hur,' which is a tag question that seeks confirmation.
Vi måste ta med ett paraply, eller hur?
We need to bring an umbrella, right?
Here, 'eller' is used as a conjunction to offer a choice between two options.