This is the 14082nd most frequent Russian word.
окажутся
"Will turn out" or "will end up."
In this usage, 'окажутся' conveys the idea of becoming evident or being proven true over time.
Возможно, его слова окажутся правдой.
It is possible that his words will turn out to be true.
The word 'окажутся' is used here in the sense of 'find themselves' or 'appear to be in a certain situation', emphasizing an unforeseen or resulting condition.
Если они окажутся в трудной ситуации, мы должны помочь.
If they find themselves in a difficult situation, we must help.
Here, 'окажутся' is used to indicate that something will be revealed through experience or assessment to have a specific quality.