fidget vs wriggle

fidget

verb
  • To wiggle or twitch; to move the body, especially the fingers, around nervously or idly. 

  • To cause to fidget; to make uneasy. 

noun
  • A person who fidgets, especially habitually. 

  • A nervous wriggling or twitching motion. 

  • A toy intended to be fidgeted with. 

wriggle

verb
  • To twist one's body to and fro with short, writhing motions; to squirm. 

  • To cause something to wriggle. 

  • To use crooked or devious means. 

noun
  • A wriggling movement. 

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