teljesítménykülönbségek
The term "teljesítménykü" appears to be a Hungarian compound word. Breaking it down, "teljesítmény" translates to "performance" or "achievement," and "kü" likely refers to a suffix indicating something related to or pertaining to. Therefore, "teljesítménykü" could be interpreted as "related to performance" or "pertaining to achievement."
In various contexts, this phrase might be used to describe metrics, evaluations, or systems designed to assess