What is another word for deadly?

Synonyms for deadly
ˈdɛd lidead·ly

This thesaurus page is about all possible synonyms, equivalent, same meaning and similar words for the term deadly.

English Synonyms and Antonyms

  1. deadly

    Pernicious (Latin per, through, and neco, kill) signifies having the power of destroying or injuring, tending to hurt or kill. Pernicious is stronger than injurious; that which is injurious is capable of doing harm; that which is pernicious is likely to be destructive. Noxious (Latin noceo, hurt) is a stronger word than noisome, as referring to that which is injurious or destructive. Noisome now always denotes that which is extremely disagreeable or disgusting, especially to the sense of smell; as, the noisome stench proclaimed the presence of noxious gases.

    Synonyms:
    bad, baneful, deleterious, destructive, detrimental, evil, foul, harmful, hurtful, injurious, insalubrious, mischievous, noisome, noxious, pernicious, perverting, pestiferous, pestilential, poisonous, ruinous, unhealthful, unwholesome

    Antonyms:
    advantageous, beneficent, beneficial, favorable, good, healthful, helpful, invigorating, life-giving, profitable, rejuvenating, salutary, serviceable, useful, wholesome

Complete Dictionary of Synonyms and Antonyms

  1. deadly

    Synonyms:
    mortal, fatal, malignant, baleful, pernicious, noxious, venomous, destructive, baneful, implacable

    Antonyms:
    vital, life-giving, healthful, wholesome, nutritious

Princeton's WordNet

  1. deadly, deathly, mortaladjective

    causing or capable of causing death

    "a fatal accident"; "a deadly enemy"; "mortal combat"; "a mortal illness"

    Synonyms:
    mortal, deathly, baneful, venomous, pestilent, lethal, virulent, deathlike, pernicious, mortal(a)

    Antonyms:
    pardonable, innocuous, nontoxic, nonfatal, avirulent, atoxic

  2. deadly, lethaladjective

    of an instrument of certain death

    "deadly poisons"; "lethal weapon"; "a lethal injection"

    Synonyms:
    mortal, deathly, baneful, venomous, pestilent, lethal, virulent, pernicious, mortal(a)

    Antonyms:
    innocuous, nonfatal, avirulent, atoxic, pardonable, nontoxic

  3. deadly, venomous, virulentadjective

    extremely poisonous or injurious; producing venom

    "venomous snakes"; "a virulent insect bite"

    Synonyms:
    virulent, blistering, pestilent, mortal(a), pernicious, sulfurous, mortal, baneful, acerbic, venomous, sulphurous, caustic, deathly, lethal, acrid, poisonous, vicious, acid, vitriolic, bitter, acerb

    Antonyms:
    innocuous, nontoxic, nonfatal, avirulent, pardonable, atoxic

  4. deadly, mortal(a)adjective

    involving loss of divine grace or spiritual death

    "the seven deadly sins"

    Antonyms:
    nonfatal, innocuous, atoxic, pardonable, nontoxic, avirulent

  5. baneful, deadly, pernicious, pestilentadjective

    exceedingly harmful

    Synonyms:
    pernicious, pestiferous, deathly, virulent, baneful, venomous, baleful, mortal, insidious, lethal, pestilent, plaguey, subtle, pestilential, mortal(a)

    Antonyms:
    pardonable, nonfatal, atoxic, avirulent, nontoxic, innocuous

  6. deadlyadverb

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

    Synonyms:
    mortal, deathly, baneful, venomous, pestilent, lethal, virulent, pernicious, mortal(a)

    Antonyms:
    innocuous, avirulent, nonfatal, pardonable, atoxic, nontoxic

  7. deadly, lifelesslyadverb

    as if dead

    Synonyms:
    lifelessly, madly, devilishly, insanely, deucedly

    Antonyms:
    pardonable, atoxic, avirulent, nontoxic, nonfatal, innocuous

  8. madly, insanely, deadly, deucedly, devilishlyadverb

    (used as intensives) extremely

    "she was madly in love"; "deadly dull"; "deadly earnest"; "deucedly clever"; "insanely jealous"

    Synonyms:
    lifelessly, devilishly, fiendishly, dementedly, insanely, diabolically, madly, deucedly, devilish, crazily, frantically

    Antonyms:
    avirulent, nonfatal, pardonable, innocuous, nontoxic, atoxic

Dictionary of English Synonymes

  1. deadlyadjective

    Synonyms:
    mortal, fatal, destructive, deleterious, noxious, murderous

  2. deadlyadjective

    Synonyms:
    implacable, rancorous, sanguinary

Synonyms, Antonyms & Associated Words

  1. deadlyadjective

    Synonyms:
    fatal, mortal, lethal, lethiferous, noxious, internecine, implacable, unrelenting

How to pronounce deadly?

How to say deadly in sign language?

Words popularity by usage frequency

rankingword
#841bad
#2570acid
#3009evil
#5853killer
#8192fatal
#9200deadly
#9405bloody
#9672harmful
#9718foul
#9840subtle
#10079bitter
#13351destructive
#13724lethal
#14146mortal
#15592malignant
#15992vicious
#20371detrimental
#22902murderer
#24683poisonous
#30927murderous
#31651noxious
#35779caustic
#37581madly
#38101frantically
#39009fatally
#39559insidious
#40699blistering
#42095injurious
#42256mischievous
#43093insanely
#43797virulent
#43999deleterious
#48711pernicious
#51420venomous
#54159devilish
#54344hurtful
#64591homicidal
#83422deathly
#84995ruinous
#89199implacable
#96542acerbic
#96952acrid
#100013vitriolic
#101921unwholesome
#114245baleful
#121262devilishly
#132519baneful
#145089crazily
#157428fiendishly
#177128perverting
#194842sulfurous
#196741unhealthful
#206618sulphurous
#227568noisome
#227588diabolically
#245384pestilent
#264537pestilential

How to use deadly in a sentence?

  1. Richard Donoghue:

    What Ashiqul Alam did not know was that Ashiqul Alam was buying weapons from government agents, who were monitoring Ashiqul Alam plans and intervening to prevent those plans from escalating into deadly violence.

  2. Temo Waqanivalu:

    It's a deadly epidemic.

  3. Geneva Solomon:

    Years ago a gentleman was charged with home invasion on my home. He forced his way into my home and I walked downstairs with a gun, but because of my training I didn’t escalate the situation and deadly force wasn’t necessary.

  4. RAS CARDO REGGAE:

    LIFE AND LONGEVITY MUST ACT IN SYNERGY. HERE'S, ONE EXAMPLE:-eg. SODIUM AND CHLORINE FORMS THE BASIS OF -TABLE SALT- SO OFTEN EATEN SAFELY ON OUR FOOD--BUT TAKEN SEPARATELY, ARE DEADLY POISONS WHICH WILL IMMEDIATELY KILL US. SYNERGY IN THEIR COMBINED EFFECTS GUARANTEES THEIR SAFETY FOR LIFE. THIS REASONING IS ANALOGOUS TO HOW-HOMEOSTASIS AND EQUILIBRIUM GIVES A CLUE TO THE BODY'S FUNCTIONAL NORMALITY.

  5. Neama Rahmani:

    Gascon’s statement is misleading for several reasons, the defendant was charged with assault causing great bodily injury, which isn’t a ‘strike’ under California’s three strikes law, when he could have been charged with assault with a deadly weapon, which is a strike.


Translations for deadly

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"deadly." Synonyms.com. STANDS4 LLC, 2022. Web. 8 Aug. 2022. <https://www.synonyms.com/synonym/deadly>.

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    Which of the following words is not a synonym of the others?
    • A. noxiously
    • B. harmfully
    • C. harmlessly
    • D. detrimentally

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