Synonyms for deadly | Synonym.com

Synonyms and antonyms for deadly

1. deadly (adj.)

causing or capable of causing death

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2. deadly (adj.)

of an instrument of certain death

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3. deadly (adj.)

extremely poisonous or injurious; producing venom

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4. deadly (adv.)

as if dead

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5. deadly (adv.)

(used as intensives) extremely

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6. deadly (adj.)

exceedingly harmful

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7. deadly (adj.)

involving loss of divine grace or spiritual death

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8. deadly (adj.)

(of a disease) having a rapid course and violent effect

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