to cause something to come to an end or prevent it from happening

to block or close a hole, leak, etc. so that nothing can pass through it

a place where a train or bus usually stops for passengers to get on or off

the handle of a pipe organ that is pulled or pushed in order to let pressurized air through the pipes, controlling the sound produced

a punctuation mark (.) placed at the end of a declarative sentence to indicate a full stop or after abbreviations