This is the 10479th most frequent Swedish word.
knivhot
Threat with a knife.
The word "knivhot" is used as a noun to describe a dangerous situation involving a knife threat.
Han blev rånad under knivhot.
He was robbed under the threat of a knife.
Again, "knivhot" functions as a noun describing the threatening situation created by the display of a knife.
Polisen grep mannen som höll sin granne under knivhot.
The police arrested the man who held his neighbor under knife threat.
In this sentence, "knivhot" is used to conceptually categorize a type of threatening behavior involving a knife.