fog vs veil

fog

noun
  • Moss. 

  • A silver deposit or other blur on a negative or developed photographic image. 

  • A new growth of grass appearing on a field that has been mowed or grazed. 

  • Distance fog. 

  • A state of mind characterized by lethargy and confusion. 

  • A mist or film clouding a surface. 

  • Tall and decaying grass left standing after the cutting or grazing season. 

  • A thick cloud that forms near the ground; the obscurity of such a cloud. (Compare mist, haze.) 

verb
  • To become obscured in condensation or water. 

  • To practice in a small or mean way; to pettifog. 

  • To cover with or as if with fog. 

  • To obscure in condensation or water. 

  • To make dim or obscure. 

  • To spoil (film) via exposure to light other than in the normal process of taking a photograph. 

  • To disperse insecticide into (a forest canopy) so as to collect organisms. 

  • To become dim or obscure. 

  • To make confusing or obscure. 

  • To pasture cattle on the fog (of), or aftergrass, of; to eat off the fog from (a field). 

  • To become covered with or as if with fog. 

  • To become covered with the kind of grass called fog. 

veil

noun
  • The calyptra of mosses. 

  • A thin layer of tissue which is attached to or covers a mushroom. 

  • A cover; disguise; a mask; a pretense. 

  • A membrane connecting the margin of the pileus of a mushroom with the stalk; a velum. 

  • Anything that partially obscures a clear view. 

  • A covering for a person or thing; as, a caul (especially over the head) 

  • That which separates the living and the spirit world. 

  • An obscuration of the clearness of the tones in pronunciation. 

  • velum (A circular membrane round the cap of a medusa). 

  • Something hung up or spread out to hide or protect the face, or hide an object from view; usually of gauze, crepe, or similar diaphanous material. 

verb
  • To dress in, or decorate with, a veil. 

  • To conceal as with a veil. 

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