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malignant

see definition of malignant
  • adjdiseased
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Synonyms for malignant

adj diseased
  • cancerous
  • deadly
  • destructive
  • fatal
  • lethal
  • mortal
  • internecine
  • pestilential
  • poisonous

Antonyms for malignant

  • harmless
  • healthful
  • helpful
  • invigorating
  • life-giving
  • wholesome
  • benign
  • uncancerous
Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.

deadliest

adjective. causing end of life
Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.
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