Where does “hovedproblem” come from?

hovedproblem (Norwegian Bokmål) comes from Norwegian Bokmål hoved-, from Danish hoved-, from Danish hoved, from Old Norse hǫfuð, from Old Norse -i, from Latin -ē, from Latin dis-, from Latin calceus — small stone, pebble; gravel, rubble.

hovedproblem (Norwegian Bokmål): main problem

Definitions

main problem

Ancestry of “hovedproblem”, step by step

Step	Language	Word	Meaning
1	Norwegian Bokmål	hoved-	head, chief, main, principal
2	Danish	hoved-	main, chief
3	Danish	hoved	head; mind; person
4	Old Norse	hǫfuð	head
5	Old Norse	-i	th
6	Latin	-ē	ly; used to form adverbs from adjectives
7	Latin	dis-	asunder, apart, in two; reversal, removal;...
8	Latin	calceus	shoe
9	Latin	calx	limestone; chalk; the finish line
10	Ancient Greek	χάλιξ	small stone, pebble; gravel, rubble

Every word from Ancient Greek χάλιξ →Every word from Latin dis- →Every word from Latin -ē →