slat vs spoke

slat

verb
  • To construct or provide with slats. 

  • To set on; to incite. 

  • To slap; to strike; to beat; to throw down violently. 

  • To split; to crack. 

noun
  • A ski. 

  • A thin, narrow strip or bar of wood (lath), metal, or plastic. 

  • A control surface that extends forwards and downwards from the leading edge of a wing, leaving a gap between it and the leading edge, in order to modify the airflow around the wing so as to allow flight at a higher angle of attack without stalling, lowering the aircraft's stall speed. 

  • A thin piece of stone; a slate. 

spoke

verb
  • To furnish (a wheel) with spokes. 

  • simple past tense of speak 

noun
  • A projecting handle of a steering wheel. 

  • A support structure that connects the axle or the hub of a wheel to the rim. 

  • A rung of a ladder. 

  • One of the outlying points in a hub-and-spoke model of transportation. 

  • A device for fastening the wheel of a vehicle to prevent it from turning when going downhill. 

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