This is the 680th most frequent Dutch word.
moord
"Murder" or "homicide."
Here, 'moord' is used to denote a criminal act of taking someone's life, which is the primary and legal sense of the term.
De detective onderzoekt een moord in de stad.
The detective is investigating a murder in the city.
In this usage, 'moord' is employed metaphorically to emphasize something exceptionally good or exciting, showing its idiomatic nature.
Wat een moord van een wedstrijd was dat!
What a thrilling match that was!
In this context, 'moorden' is used as the plural of 'moord', referring to multiple instances of the act.