Kis forKeyboard (music)
A keyboard is a device made up of a special pattern of black and white keys that is used to play music.
Keyboards are found on lots of musical instruments, like accordions and pianos, as well as a range of electronic instruments like synthesizers.
Kis forKeyboard (computer)
A keyboard is usually found attached to a computer as a way to type words, numbers and commands with your fingers. Keyboards are also found on typewriters.
A keystone is the stone at the top center of an arch. It holds all the other stones in place, which is why it is called the keystone. Keystones are often decorated quite elaborately.
You kick something when you hit it with your feet. A lot of sports are played by kicking a ball.