Heebie-jeebies

Heebie-jeebies is an American term that is easily traceable to its source in the early twentieth century. It is a reduplicated phrase, which is a phrase in which part of the root word is repeated in another word. Heebie-jeebies is a rhyming reduplicated phrase. We will look at the meaning of the phrase heebie-jeebies, where […]
from Grammarist
http://grammarist.com/usage/heebie-jeebies/