This is the 746th most frequent Finnish word.
käyttöä
"Usage" or "use" (partitive form of "käyttö").
In this sentence, 'käyttöä' refers to the act of using something, in this case, a computer. It is in the partitive form because it is treated as an abstract, incomplete action requiring practice.
Tietokoneen käyttöä tulee harjoitella säännöllisesti.
The use of a computer should be practiced regularly.
Here, 'käyttöä' signifies the specific manner or process of using energy that pertains to the device, and it is used in the partitive case due to its scope being under discussion.
On tärkeää voida analysoida tämän laitteen energian käyttöä.
It is important to be able to analyze this device's energy usage.
In this example, 'käyttöön' is part of the phrase 'välttämätön käyttöön,' referring to the context or purpose of usage, showcasing its application in meaning.