overboard vs stratospheric

overboard

adv
  • Over the edge; especially, off or outside of a boat. 

  • Excessively; too much. 

verb
  • To throw over the edge of a boat into the water. 

adj
  • Outside of a boat; in the water. 

stratospheric

adj
  • Of, relating to, or occurring in the stratosphere (“the region of the uppermost atmosphere”). 

  • Unusually or unreasonably high; astronomical. 

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