However, there are other words you could use depending on the context, like:
* Égotiste: This emphasizes the self-centeredness and narcissism of the person.
* Individualiste: This emphasizes the person's focus on their own needs and goals, rather than those of others.
* Égoïstement: This is the adverb form of "égoïste," meaning "selfishly."
For example:
* "He is a very selfish person." - "Il est très égoïste."
* "She is an egotist who only cares about herself." - "Elle est une égotiste qui ne pense qu'à elle-même."
* "He acted selfishly and didn't share the food." - "Il a agi égoïstement et n'a pas partagé la nourriture."