As nouns the difference between king and water
is that
king is a male monarch; a man who heads a monarchy. If it's an absolute monarchy, then he is the supreme ruler of his nation while
water is a chemical, found at room temperature and pressure as a clear liquid, having the formula H₂O, required by all forms of life on Earth.
As verbs the difference between king and water
is that
king is to crown king, to make (a person) king while
water is to pour water into the soil surrounding (plants).
As a proper noun King
is the title of a king.