boat vs dipper

boat

noun
  • A vehicle, utensil, or dish somewhat resembling a boat in shape. 

  • A craft used for transportation of goods, fishing, racing, recreational cruising, or military use on or in the water, propelled by oars or outboard motor or inboard motor or by wind. 

  • A full house. 

  • One of two possible conformations of cyclohexane rings (the other being chair), shaped roughly like a boat. 

  • The refugee boats arriving in Australian waters, and by extension, refugees generally. 

verb
  • To travel by boat. 

  • To transport in a boat. 

  • To place in a boat. 

dipper

noun
  • A cup-shaped vessel with a long handle, for dipping into and ladling out liquids; a ladle or scoop. 

  • A Baptist or Dunker. 

  • A person employed in a tin plate works to coat steel plates in molten tin by dipping them. 

  • Any snack food intended to be dipped in sauce. 

  • The control in a vehicle that switches between high-beam and low-beam (i.e. dips the lights), especially when used to signal other vehicles. 

  • Any of various small passerine birds of the genus Cinclus that live near fast-flowing streams and feed along the bottom. 

  • A pickpocket. 

  • One who, or that which, dips (immerses something, or itself, into a liquid). 

  • A person employed to assist a bather in and out of the sea. 

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