fanciful vs fantastical

fanciful

adj

  • Imaginative or fantastic. 

  • Unreal or imagined. 

fantastical

adj

  • Fantastic. 

  • Of or pertaining to fantasy. 

  • Fanciful or whimsical. 

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