billentyzeten
Billentyűzeten is the locative form of the Hungarian noun billentyűzet, meaning “on the keyboard.” The term refers to the surface of a keyboard or to a position on the keyboard, most commonly the computer keyboard. In some contexts it can also appear in phrases describing parts of a keyboard or actions performed using it. For musical instruments, Hungarian often uses different constructions, such as zongora billentyűzete, to refer to the keyboard of a piano.
The word billentyűzet is a compound of billentyű (key) and -zet, a suffix used to form devices
Typical contexts include computing, typing, gaming, and keyboard instruction. The form is common in technical and