creepy-crawly

 
Pronunciation: /kriːpiˈkrɔːli/

noun (plural creepy-crawlies)

informal
  • a spider, worm, or other small flightless creature, especially when considered unpleasant or frightening: Sylvia started to hallucinate, seeing creepy-crawlies on her bed

adjective

  • causing an unpleasant feeling of fear or unease: creepy-crawly stories