conga vs jitter

conga

verb
  • To dance the conga. 

noun
  • A tall, narrow, single-headed Cuban hand drum of African origin. 

  • A march of Cuban origin in four-four time in which people form a chain, each holding the hips of the person in front of them; in each bar, dancers take three shuffle steps and then kick alternate legs outwards at the beat; the chain weaves around the place and allows new participants to join the back of the chain. 

jitter

verb
  • To position data points randomly to avoid visual overlap. 

  • To be nervous. 

noun
  • A state of nervousness. 

  • An abrupt and unwanted variation of one or more signal characteristics. 

  • A program or routine that performs jitting; a just-in-time compiler. 

  • A random positioning of data points to avoid visual overlap. 

  • A nervous action; a tic. 

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