Where does “fényszennyezés” come from?

fényszennyezés (Hungarian) comes from Hungarian szennyezés, from Hungarian szennyez, from Hungarian -ez, from Hungarian -é-, from Hungarian -d, from Middle Welsh -nt — 3rd person plural verb ending.

fényszennyezés (Hungarian): light pollution

Definitions

  1. light pollution

Ancestry of “fényszennyezés”, step by step

fényszennyezés traces back through two separate lines of ancestry.

via Hungarian szennyezés

StepLanguageWordMeaning
1Hungarianszennyezéspollution
2Hungarianszennyezto contaminate, soil, stain, make dirty; to...
3Hungarian-ezAppended to a noun to form a verb
4Hungarian-é-
5Hungarian-dyour; Used in the second-person singular definite...
6Middle Welsh-nt3rd person plural verb ending

via Hungarian fény

StepLanguageWordMeaning
1Hungarianfénylight; shine
2Proto-Uralicpäjwä? warmth; ? sun; ? fire
3Proto-Uralicpäje
Every word from Middle Welsh -ntEvery word from Hungarian -dEvery word from Hungarian -ez