Questions about example sentences with, and the definition and usage of "Rapid"

A: We will continue doing this until we find what’s suitable for us.

By “what’s suitable”, I mean a situation or a way of doing something.

A: quick

A: That's not a phrase. Perhaps you heard "Wrap it up", which means "finish what you're doing". It also connotes that you should put away anything related to what you're doing and move on.

A: Fast

A: @uriii08
Rapid: Is often looking at something that is repeated very fast. Cyclic. Circular motion as well.
Fast: A car, something moving in a straight line (though not necessarily). Can also talk about rotations and circular motion like rapid.
Quick: Very similar to fast, not used to talk about something rotating/spinning.

A car moves very fast, it’s wheels turn very rapidly. A car’s wheels spin very fast. A car it very quick. A car’s wheels are not quick.

A: Do you mean rapid as a noun or rapidly as an adverb? A rapid is when water moves very quickly, and it is dangerous to be in water with strong rapids. However, rapid also means fast, so you could say "She runs rapidly" or "I rapidly hid the box under my bed"

A: Rapid is just another way to say "fast."
There is no difference.

A: Rapid is more descriptive and fast is more of a state of being. An example would be "rapid growth" or "rapid business expansion". Fast would just be something like "this car is fast" or "look how fast the time goes"

A: They both mean high speed. But the verbs/noun they pair with will be the difference in usage.

That car is fast. But you'll never hear people say that car is rapid.

The economy experienced rapid growth over the past year. Fast growth will sound a bit off here.

A: fast

A: Check the question to view the answer

A: Rapid

A: Here, the rapid refers to the speed of the transit, not the speed of the bus. For example, a rapid bus might provide a slow transit, if the route is not direct and has many stops. A slower bus, on a more direct route, might provide a shorter transit time.