fényersséggel
Fényersséggel is a term that appears infrequently in Hungarian texts and is not part of standard contemporary usage. It seems to be a nonstandard or potentially coined instrumental form linked to the noun fényerősség (brightness or light intensity) or to fényesség (brightness/clarity). The form shown, fényersséggel, is not widely recognized in dictionaries, and more common instrumental variants would be fényerősséggel or fényességgel.
The noun fényerősség denotes the degree of brightness or luminous intensity. The instrumental suffix -séggel is
If encountered, fényersséggel is typically interpreted as meaning “with brightness” or “by brightness,” depending on context.
Users who encounter fényersséggel should consider whether the text aims for standard Hungarian or a creative/technical