deathly (adv.)
- abominably
- agonizingly
- awfully
- baldly
- balefully
- bitterly
- blatantly
- blue
- brashly
- confoundedly
- cruelly
- damnably
- dead
- deadly
- deucedly
- distressingly
- dreadfully
- excessively
- excruciatingly
- exorbitantly
- extravagantly
- flagrantly
- frightfully
- grievously
- hellishly
- horribly
- improperly
- inexcusably
- infernally
- inordinately
- intolerably
- lamentably
- miserably
- nakedly
- openly
- painfully
- piteously
- sadly
- shockingly
- sorely
- staggeringly
- terribly
- torturously
- unashamedly
- unbearably
- unduly
- unpardonably
- woefully
deathly (adj.)
- appalling
- baneful
- blue
- brutal
- cadaverous
- dead
- deadened
- deadly
- deathlike
- destructive
- dreadful
- eerie
- fatal
- feral
- ghastly
- ghostlike
- ghostly
- grisly
- gruesome
- haggard
- horrible
- internecine
- killing
- lethal
- livid
- lurid
- macabre
- malign
- malignant
- mortal
- mortuary
- pale
- pernicious
- pestilent
- pestilential
- savage
- uncanny
- unearthly
- virulent
- wan
- wasted
- weird