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Adjective: deathly (deathlier,deathliest)  deth-lee
  1. Having the physical appearance of death
    "a deathly pallor";
    - deathlike
  2. Causing or capable of causing death
    - deadly, mortal
Adverb: deathly  deth-lee
  1. To a degree resembling death
    "he was deathly pale"
  2. To an extreme degree
    "the night was deathly cold"; "as a child, I was deathly afraid of snakes";
    - extremely, exceedingly, super, stone

Derived forms: deathlier, deathliest

See also: dead, fatal, killing

Encyclopedia: Deathly