This dream may represent feelings of betrayal and vulnerability in your waking life. The setting of the dream, a school in the UK, may symbolize a place of learning and growth. Your former teacher, who represents authority and guidance, tries to touch your private parts, which may symbolize a violation of trust and boundaries. Your anger and decision to report him to the head of school may reflect your desire to protect yourself and seek justice. The gossiping of other pupils may represent feelings of shame and embarrassment. Falling into water may symbolize being overwhelmed by emotions. The person who saves you may represent a supportive figure in your life. Your attempt to flirt with them may reflect a desire for comfort and reassurance. However, they leave you, which may symbolize feelings of abandonment. The struggle to come out of the water and the fear of being bitten by snakes may represent your inner turmoil and fear of being hurt. The dream may be a reflection of your current struggles and fears, and it may be a reminder to stand up for yourself and seek support when needed.