aft vs scow

aft

noun
  • The stern portion of a vessel. 

adj
  • located at the back of a boat, ship, or airplane 

adv
  • At, near, or towards the stern of a vessel (with the frame of reference within the vessel). 

scow

noun
  • A large flat-bottomed boat, having broad, square ends. 

verb
  • To transport in a scow. 

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