tsen-taür, where ü is not an umlaut, but a diaeresis meaning that you pronounce the second vowel in a row, like in naïve or coöperation.
I come from Poland and we read in a consistent way.
The way shit's written \s.
Such a question would make no sense in Polish.
https://www.newyorker.com/culture/culture-desk/the-curse-of-the-diaeresis
😡