kerf vs log

kerf

noun
  • The flattened, cut-off end of a branch or tree; a stump or sawn-off cross-section. 

  • The portion or quantity (e.g. of wood, hay, turf, wool, etc.) removed or cut off in a given stroke. 

  • The distance between diverging saw teeth. 

  • The groove or slit created by cutting or sawing something; an incision. 

verb
  • To cut a piece of wood or other material with several kerfs to allow it to be bent. 

log

noun
  • The trunk of a dead tree, cleared of branches. 

  • A difference of one in the logarithm, usually in base 10; an order of magnitude. 

  • Any bulky piece as cut from the above, used as timber, fuel etc. 

  • Anything shaped like a log; a cylinder. 

  • A logbook, or journal of a vessel's (or aircraft's) progress. 

  • A chronological record of actions, performances, computer/network usage, etc. 

  • Specifically, an append-only sequence of records written to file. 

  • A blockhead; a very stupid person. 

  • Synonym of logarithm. 

  • A Hebrew unit of liquid volume (about ¹⁄₃ liter). 

  • A rolled cake with filling. 

  • A unit of length equivalent to 16 feet, used for measuring timber, especially the trunk of a tree. 

  • A piece of feces. 

  • A floating device, usually of wood, used in navigation to estimate the speed of a vessel through water. 

  • A weight or block near the free end of a hoisting rope to prevent it from being drawn through the sheave. 

  • A heavy longboard. 

  • A penis. 

verb
  • To cut trees into logs. 

  • To make, to add an entry (or more) in a log or logbook. 

  • To travel (a distance) as shown in a logbook. 

  • To cut down (trees). 

  • To travel at a specified speed, as ascertained by a chip log. 

  • To cut down trees in an area, harvesting and transporting the logs as wood. 

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