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  • a flat grassland
    prairie
  • to leave one place to settle permanently in another
    emigrate
  • a boat with a long ridge on the bottom used to navigate rivers
    keelboat
  • a boat powered by a steam engine
    steam boat
  • a motor that uses steam to work
    steam engine
  • a home and the land surrounding it
    homestead
  • the top layer of grassy soil, sometimes used to build houses
    sod
  • freedom from external control; supreme power or authority
    sovereignty
  • a rock or mineral from which metal can be obtained
    ore
  • an animal, such as a horse or a mule, that is used to carry heavy loads
    pack animal
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