Zrakem
Zrakem is the instrumental singular form of the Czech noun zrak, which denotes sight or vision. In Czech, zrakem functions primarily as an instrumental noun, indicating the means by which an action is performed or the instrument through which something is perceived. It is used both in literal descriptions of seeing and in metaphorical senses related to perception or foresight.
Origin and form: The base noun zrak comes from the Slavic root for sight. The form zrakem
Usage and style: Zrakem is most common in formal, literary, or journalistic registers. It appears less frequently