faff vs fuck about

faff

verb
  • To waste time on an unproductive activity. 

noun
  • A state of confused or frantic activity. 

  • An overcomplicated task, especially one perceived as a waste of time. 

fuck about

verb
  • To waste time with unimportant activities, often used as an admonition to urge the other party to stop wasting time. 

  • To fool around. 

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