It's often used in phrases like:
* "viel Glück" (viel gluck) - meaning "good luck"
* "viel Spaß" (viel shpass) - meaning "have fun"
* "vielen Dank" (vielen dank) - meaning "thank you very much"
It's important to note that "viel" is an adjective in German, and its meaning can change depending on the context. For example, "viel Wasser" means "much water," while "viele Menschen" means "many people."