jump about vs skitter

jump about

verb
  • To move erratically by jumping. 

  • To move from side to side, or fidget annoyingly, usually as a result of being nervous. 

skitter

verb
  • To move hurriedly or as by bouncing or twitching; to scamper, to scurry. 

  • To make a scratching or scuttling noise while, or as if, skittering. 

  • To cause to have diarrhea. 

  • To suffer from a bout of diarrhea; to produce thin excrement. 

  • To move or pass (something) over a surface quickly so that it touches only at intervals; to skip, to skite. 

noun
  • Often skitters: the condition of suffering from diarrhea; thin excrement. 

  • A skittering movement. 

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