outrigger vs piragua

outrigger

noun
  • An outrigger canoe or boat. 

  • A long thin timber, pontoon, or other float attached parallel to a canoe or boat by projecting struts as a means of preventing tipping or capsizing. 

  • An iron bracket or brace for an oarlock projecting from the side of a rowing boat. 

  • An extension mechanism, often retractable when not in use, on a boat, vehicle, or structure which helps to stabilize it to keep it from tipping over. 

  • Any of various projecting beams or spars that provide support for a sailing ship's mast. 

  • A type of ski pole, with skis attached at the bottom, instead of the spike/pick found on a normal pole. It is used in downhill skiing variants of para-skiing, especially those that use a sit-ski, such as the monoski. 

piragua

noun
  • A Puerto Rican frozen dessert, shaped like a pyramid, made of shaved ice and covered with fruit-flavored syrup. 

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