fast
The word 'rapide' is an adjective in French language, used to describe something or someone that moves, works, reacts, etc. quickly or in a short time. When used in French, it is placed after the noun it modifies, unlike English.
The train is fast.
This phrase uses the adjective 'rapide' to describe the speed of the train. In French, adjectives generally follow the noun they modify, which is the case here.
He eats quickly.
In this example, 'rapide' is used in the expression 'de manière rapide', which literally translates to 'in a rapid manner'. This is a way to describe someone's actions in French.
It's a quick decision.
Here, 'rapide' is used to describe a decision. It's placed after the noun, following the typical pattern of French adjectives.