This is the 771st most frequent German word.
funktionen
"Funktionen" means "to function" or "to work properly" when used as a verb, and "functions" as a plural noun.
Here, 'Funktionen' is used as a noun in its plural form, referring to the capabilities or operations of a device.
Die Funktionen des Geräts sind vielfältig.
The functions of the device are diverse.
Here, 'funktionieren' is used as a verb in the third-person singular present tense to mean "to work or operate correctly."
Dieses Programm funktionen nicht richtig.
This program does not function properly.
In this example, 'Funktionen' again serves as a noun in its plural form, indicating the physiological processes of the human body.