This is the 43rd most frequent Finnish word.
vuoksi
"Vuoksi" means "because of" or "due to" in English.
Here, 'vuoksi' is used to indicate the reason or cause of an action, similar to 'because of' in English.
Hän jäi kotiin sateen vuoksi.
She stayed home because of the rain.
In this sentence, 'Vuoksi' is a proper noun, referring to a specific river in Finland.
Järvi virtaa etelään Vuoksen kautta.
The lake flows south through Vuoksi (river).
Here, 'Vuoksen' is the possessive form of 'Vuoksi', and 'vuoksi' retains its causal meaning, creating a sentence where both usages appear together.