This is the 905th most frequent Swedish word.
ljus
"Light" or "candle."
The word 'ljus' refers to a candle in this context.
Jag tände ett ljus på bordet.
I lit a candle on the table.
Here, 'ljus' denotes light, referring to the illumination in the room.
Rummets ljus var mjukt och behagligt.
The room's light was soft and pleasant.
'Ljus' in this sentence means light or bright, describing the color of the cake as pale or not dark.