dovetail vs fantail

dovetail

noun
  • The tail of a dove (family Columbidae); also, something having the shape of a dove's tail. 

  • In full dovetail joint: a type of joint where adjoining components are fastened by multiple tenons cut into wedge shapes resembling a dove's tail, which interlock with mortises having corresponding shapes. 

  • A tenon cut into a wedge shape resembling a dove's tail so that it interlocks with a mortise having a corresponding shape in a dovetail joint. 

  • A line resembling a dovetail joint (sense 2.1). 

verb
  • Of several things: to combine or fit together well. 

  • To unite (components) with a dovetail (noun sense 2.1) or similar joint. 

  • To combine or fit (things) together well. 

  • To interweave (a number of algorithms or subprograms) so that they can be run more or less simultaneously. 

fantail

noun
  • Any of several domestic varieties of pigeon having a fan-shaped tail. 

  • Any of several birds, of the genus Rhipidura, from Asia, Australia and New Zealand. 

  • Any of several goldfish having a large fan-shaped tail. 

  • A brimmed hat with just the back of the brim turned up. 

  • An overhanging deck at the stern of a ship. 

  • A small windmill mounted at right angles to the sails, at the rear of the windmill, used to turn the cap automatically to bring it into the wind. 

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