Where does “falnánk” come from?

falnánk (Hungarian) comes from Hungarian fal, from Proto-Uralic pala- — to devour, eat.

Ancestry of “falnánk”, step by step

Step	Language	Word	Meaning
1	Hungarian	fal	wall; to devour, gorge, wolf, scarf
2	Proto-Uralic	pala-	to devour, eat