This is the 61st most frequent Danish word.
stor
"Stor" means "big" or "large" in English.
Here, 'stor' is used metaphorically to emphasize the significance of her effort, translating to 'great' or 'significant'.
Hun har gjort en stor indsats i projektet.
She has made a great effort in the project.
The word 'stor' is used as an adjective to describe the size of the car, meaning 'large' or 'big' in this context.
Den store bil kører hurtigt.
The large car drives fast.
In this sentence, 'stor' describes the magnitude of the advantage, often translated as 'big' or 'significant.'