explain vs fuddle

explain

verb
  • To make plain, manifest, or intelligible; to clear of obscurity; to illustrate the meaning of. 

  • To give a valid excuse for past behavior. 

  • To make something plain or intelligible. 

fuddle

verb
  • To intoxicate. 

  • To become intoxicated; to get drunk. 

  • To confuse or befuddle. 

noun
  • Intoxication. 

  • Intoxicating drink; liquor. 

  • Muddle, confusion. 

  • A party or picnic where attendees bring food and wine; a kind of potluck. 

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