👉 "Ngraeyku" is a delightfully absurd, albeit slightly menacing, slang term that essentially means "a very unpleasant smell" - like when your cat's scent is so bad, even your dog has a field day sniffing out a treasure map of your ex-girlfriend's perfume.
Here's an unsettling example sentence: "As the 'ngraeyku' from the old warehouse wafted through the office, Mark's stomach dropped like a skyscraper after a bad hair day, and his colleagues started whispering 'the ghost of Miss Petunia' in hushed tones."