The word drink is primarily a verb, meaning to ingest liquids, see Drinking.
As a noun, it refers to the liquid thus ingested.
It is often used in a narrower sense to refer to alcoholic beverages (as both a verb and a noun).
Can also be used metaphorically, as in to drink in the scenery.
A beverage is a drink specifically prepared for human consumption.
Almost always it largely consists of water. These include:
- Water, from the tap or from a bottle
- Soft drinks
- Carbonated drinks (generally called sodas in the Eastern U.S, pop in the Midwestern U.S., and cokes in the Southern U.S.), including just carbonated water
- Sports drinks
- Dairy drinks, for example milk, yoghurt drink, chocolate milk, milkshake
- Alcoholic beverages
- Cocktails - mixed drinks
- Hot beverages, for example coffee, tea, hot chocolate, hot cider
Some substances may either be called food
or drink, and accordingly be eaten with a spoon or drunk, depending on solid ingredients in it and on how thick it is, and on preference:
Wikipedia Cocktail Guide