noddle vs noggin

noddle

noun
  • The head; the part of the body of an animal or human which contains the brain, mouth and main sense organs. 

  • The head as the seat of mental capacity or intellect. 

verb
  • To nod repeatedly. 

noggin

noun
  • The head. 

  • A signalling molecule involved in embryo development, producing large heads at high concentrations. 

  • A small measure of spirits equivalent to a gill. 

  • A small mug, cup or ladle; the contents of such a container. 

How often have the words noddle and noggin occurred in a corpus of books? (source: Google Ngram Viewer )