This is the 407th most frequent French word.
certain
Sure! Here's the definition: "Certain" in French means "sure," "certain," or "some" depending on context.
In this sentence, 'certain' is used to convey a sense of indeterminate identity, implying a kind or particular charm without specifying exactly.
Il y a un certain charme dans les vieux livres.
There is a certain charm in old books.
Here, 'certain' is used in its plural feminine form to specify some undefined subset of people who prefer this habit.
Certaines personnes préfèrent étudier le matin.
Certain people prefer to study in the morning.
In this usage, 'certain' functions as an adjective expressing confidence or assurance, describing the speaker's state of mind regarding the decision.