Where does “előbb vagy utóbb” come from?

előbb vagy utóbb (Hungarian) comes from Hungarian utóbb, from Hungarian utol, from Hungarian -l, from Proto-Uralic -l.

Ancestry of “előbb vagy utóbb”, step by step

előbb vagy utóbb traces back through 3 separate lines of ancestry.

Step	Language	Word	Meaning
1	Hungarian	utóbb	later; ultimately, in the end
2	Hungarian	utol	the end of something
3	Hungarian	-l	Appended to a noun, an adjective or less...
4	Proto-Uralic	-l	—

Step	Language	Word	Meaning
1	Hungarian	előbb	before, sooner, earlier, prior
2	Hungarian	elő-	in front of, to the front, forward (in space) or before, in advance (in time)
3	Hungarian	elő	fore, forepart

Step	Language	Word	Meaning
1	Hungarian	vágy	desire
2	Proto-Uralic	wajŋe	breath