This is the 5133rd most frequent Catalan word.
arranz
"Arranz" does not exist as a standard Catalan word. It may be a proper noun or a misspelling.
The word 'arranz' is used as a noun in this sentence, meaning 'arrangement' or 'adjustment'.
He fet un arranz per millorar la presentació.
I made an arrangement to improve the presentation.
Here 'arranzar' is used as a verb, meaning 'to arrange' or 'to adjust'.
Va arranzar els mobles per fer lloc.
They arranged the furniture to make space.
In this case, a derived noun form 'arranzament' is used, referring to the result of the act of arranging.