fidget vs fluster

fidget

verb
  • To cause to fidget; to make uneasy. 

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

noun
  • A person who fidgets, especially habitually. 

  • A nervous wriggling or twitching motion. 

  • A toy intended to be fidgeted with. 

fluster

verb
  • To confuse; befuddle; throw into panic by making overwrought with confusion. 

  • To be in a heat or bustle; to be agitated and confused. 

noun
  • A state of being flustered; overwrought confusion. 

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