Toilet Fill Valve Leak

fill valve
The fill valve is located in a commode water tank. It is a liquid level-actuated valve that regulates the amount of water dispersed from the tank to the bowl.
(Fill Valves) A location on the tube through which you can inflate or deflate the tube. These valves are spring loaded to close and contain the air inside the tubes. The valve can also be turned to an “OPEN” position to quickly evacuate the tube of air when preparing to transport the boat.
An electro-mechanical device that opens a valve to allow water to flow. The electric current causes a magnetic field to develop in the solenoid coil which in turn then moves a metallic plunger. The plunger is attached to a diaphragm which opens the valve.

toilet
A large bowl for urinating or defecating into, typically plumbed into a sewage system and with a flushing mechanism
gutter: misfortune resulting in lost effort or money; "his career was in the gutter"; "all that work went down the sewer"; "pensions are in the toilet"
A room, building, or cubicle containing one or more of these
a plumbing fixture for defecation and urination
The process of washing oneself, dressing, and attending to one's appearance
a room or building equipped with one or more toilets

leak
The action of leaking in such a way
an accidental hole that allows something (fluid or light etc.) to enter or escape; "one of the tires developed a leak"
A hole in a container or covering through which contents, esp. liquid or gas, may accidentally pass
A similar escape of electric charge or current
tell anonymously; "The news were leaked to the paper"
be leaked; "The news leaked out despite his secrecy"