Where does “knivdåd” come from?

knivdåd (Swedish) comes from Swedish dåd, from Old Swedish dāþ, from Old Norse dáð, from Proto-Germanic dēdiz, from Proto-Indo-European dʰéh₁tis, from Proto-Indo-European dʰeh₁- — to do, put, place.

knivdåd (Swedish): knifing, knife attack

Definitions

knifing, knife attack

Ancestry of “knivdåd”, step by step

knivdåd traces back through two separate lines of ancestry.

via Swedish dåd

Step	Language	Word	Meaning
1	Swedish	dåd	feat, deed; an impressive, heroic or otherwise...
2	Old Swedish	dāþ	—
3	Old Norse	dáð	deed
4	Proto-Germanic	dēdiz	deed, act; doing, able to do, active
5	Proto-Indo-European	dʰéh₁tis	act of putting, placement
6	Proto-Indo-European	dʰeh₁-	to do, put, place

via Swedish kniv

Step	Language	Word	Meaning
1	Swedish	kniv	knife
2	Old Swedish	knīver	knife
3	Old Norse	knífr	knife
4	Proto-Germanic	knībaz	pincers; shears; knife
5	Proto-Germanic	knīpaną	to pinch
6	Proto-Indo-European	ǵneybʰ-	—

Every word from Proto-Indo-European dʰeh₁- →Every word from Proto-Indo-European dʰéh₁tis →Every word from Proto-Germanic dēdiz →