Water is such a life giving force that it symbolizes the flow of life energy itself.
It is a rather mysterious substance, given that it has the ability to flow through, over and round objects.
It has the quality of being able to wear away anything that gets in its way.
It can symbolize spiritual rebirth.
In baptism, water is a cleanser of previously held ‘sins’, often also those inherited from the family. You might also like to consult the entries for boat / ship, drowning, emotions, lagoon / lake and swimming as well as the information on great mother and shadow in archetypes in the introduction.