Definition of creepiness in US English:

creepiness

noun

informal
  • See creepy

    • ‘It's hard to describe, but the place just exudes corporate creepiness.’
    • ‘What most impressed me, though, was the general creepiness.’
    • ‘The paintings have a sense of humour and a palpable creepiness.’
    • ‘Aside from the creepiness, it's a phenomenal little game.’
    • ‘Relying primarily on percussive instruments, the composer can take the credit for at least half the film's creepiness.’

Pronunciation

creepiness

/ˈkrēpēnəs//ˈkripinəs/