spit
Spucke is the German word for spit. It is a noun and can be used to refer to the saliva in one's mouth or the act of spitting. For example, you might say 'Er spuckt auf den Boden' (He spits on the floor).
I have no more spit in my mouth.
This phrase can be used to express extreme thirst, or a dry mouth, usually due to some physical exertion or when waking up from sleep.
Be careful, the spit could splash back.
This is a cautionary phrase often used to indicate that there may be an unwanted consequence from an action. In this particular instance it would be used in a situation where something could ricochet back, potentially causing harm.
The spit sticks to the lips.
This phrase is typically used to describe a scenario where someone's mouth is so dry that their saliva becomes sticky, causing their lips to stick together. The phrase is commonly used when describing signs of severe dehydration or sometimes to describe the effects of certain medical conditions.