Where does “eddiglen” come from?

eddiglen (Hungarian) comes from Hungarian eddig, from Hungarian ez, from Proto-Uralic e- — this; not; the negative verb.

Ancestry of “eddiglen”, step by step

Step	Language	Word	Meaning
1	Hungarian	eddig	terminative singular of ez; so far, hitherto
2	Hungarian	ez	this
3	Proto-Uralic	e-	this; not; the negative verb