island vs overpass

island

noun
  • A roundabout; A traffic circle. 

  • A contiguous area of land, smaller than a continent, totally surrounded by water. 

  • A bench, counter, etc., that is not connected to a wall or other furniture and which can be used from any side. 

  • A superstructure on an aircraft carrier's deck. 

  • An entity surrounded by other entities that are very different from itself. 

  • A contiguous area of land, smaller than a continent, partially surrounded by water; A peninsula; A half-island. 

  • A traffic island. 

  • A phrase from which a wh-word cannot be extracted without yielding invalid grammar. 

  • An unincorporated area wholly surrounded by one or more incorporated areas. 

verb
  • To surround with water; make into an island. 

  • To set, dot (as if) with islands. 

  • To isolate. 

overpass

noun
  • A section of a road or path that crosses over an obstacle, especially another road, railway, etc. 

verb
  • To pass above something, as when flying or moving on a higher road. 

  • To exceed, overstep, or transcend a limit, threshold, or goal. 

  • To disregard, skip, or miss something. 

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