For the noun meaning a current of air:
* Draft
* Current
* Drafty (adjective)
* Air current
* Ventilation
For the noun meaning a drink, usually of beer:
* Drink
* Beer
* Pint (specifically for a certain amount of beer)
* Pull (informal, specifically for a beer pulled from a tap)
For the noun meaning a lack of water:
* Drought
* Aridity
* Dry spell
* Water shortage
For the noun meaning a drawing, sketch, or outline:
* Sketch
* Design
* Drawing
* Blueprint (for a more formal design)
For the verb meaning to draw liquid from a container:
* Draw
* Pour
* Tap (specifically for a tap or spigot)
Please provide more context if you need a more specific synonym!