This is the 326th most frequent French word.
davantage
"More" or "to a greater extent."
In this sentence, 'davantage' (translated as 'more') is used to express an increased effort or amount.
Il travaille davantage pour réussir ses projets.
He works more to succeed in his projects.
Here, 'davantage' is followed by 'de' and a noun to indicate an increased quantity of something.
Nous devons manger davantage de légumes pour rester en bonne santé.
We need to eat more vegetables to stay healthy.
In this context, 'davantage' is used to express a comparative degree of interest.