silnikiem
Silnikiem is the instrumental singular form of the Polish noun silnik, meaning engine or motor. It is used to indicate the instrument by which an action is performed or the means by which something is powered. In Polish, the instrumental case is commonly employed to express how a device is operated or what provides its motion.
Examples of usage include phrases such as napędzany silnikiem spalinowym (driven by a combustion engine) or
In related terminology, silnik is often paired with adjectives specifying its type, such as silnik spalinowy