disturbance vs refreshment

disturbance

noun
  • The act of disturbing, being disturbed. 

  • A noisy commotion that causes a hubbub or interruption. 

  • Something that disturbs. 

  • An interruption of that which is normal or regular. 

  • A serious mental imbalance or illness. 

refreshment

noun
  • The action of refreshing; a means of restoring strength, energy or vigour. 

  • A light snack or drink. 

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