to stab a person (with a spear etc)

stab

to make or force a way into or through (something); to be understood; understand

pierce; get through physically

(of a sharp-pointed instrument) to go into or through (something) (and make a hole)

cut, penetrate

to take the cork from (a bottle)

clear, expose; spread

to take a plug out and so stop the supply of electricity to (an electrical apparatus)

pierce to drain