lunar vs unsheltered

lunar

adj
  • Extremely high. 

  • (Believed to be) influenced by the Moon, as in character, growth, or properties. 

  • Shaped like a crescent moon; lunate. 

  • Of or pertaining to travel through space between the Earth and the Moon, or exploration and scientific investigation of the Moon. 

  • Of, pertaining to, or resembling the Moon (that is, Luna, the Earth's moon). 

  • Of or pertaining to silver (which was symbolically associated with the Moon by alchemists). 

noun
  • The middle bone of the proximal series of the carpus in the wrist, which is shaped like a half-moon. 

  • An observation of a lunar distance (“the angle between the Moon and another celestial body”), especially for establishing the longitude of a ship at sea. 

unsheltered

adj
  • Without shelter; exposed. 

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