Where does “egyesület” come from?

egyesület (Hungarian) comes from Hungarian egyesül, from Hungarian -ül — Appended to an adjective to form an intransitive...

egyesület (Hungarian): association

Definitions

Step	Language	Word	Meaning
1	Hungarian	egyesül	to unite, to join, to amalgamate, to blend, to...
2	Hungarian	-ül	Appended to an adjective to form an intransitive...

egyesület — Etymology, Origin & Word History | Etymology Explorer