Synonyms of viperous
108 similar words
Another word for viperous is double-dealing. Other synonyms of viperous are double-crossing, double-faced, double-hearted, false-hearted and hollow-hearted.
Synonyms and similar words for viperous
adjectiveOf or pertaining to a viper.
- viperishIn the manner of a viper.
adjectiveVenomous, malicious or treacherous.
- reptilianCold-blooded, treacherous, unavoidably selfish and hostile.
- reptitiousSynonym of reptilian: reptilelike, (figuratively) cold-blooded, treacherous.
- abandoned
- bad
- bad appleA person who is not wholesome, honest, or trustworthy, especially one who has an adverse influence on others.
- bad seed
- baleful
- scurrilous
- baneful
- base
- black-heartedHaving a wicked, malignant disposition; morally bad.
- dark
- deleterious
- demonic
- depraved
- despicableFit or deserving to be despised; contemptible; mean.
- detrimentalCausing damage or harm.
- devilish
- diabolical
- evil
- evil-mindedHaving evil thoughts or intentions.
- flagitious literary
- harmfulCausing or likely to cause harm or damage; injurious.
- heinous
- ill-intentionedHaving bad intentions; malevolent.
- ill-natured
- immoralBreaching principles of natural law, rectitude, or justice, and so inconsistent with the demands of virtue, purity, or...
- incorrigible
- iniquitous
- injurious
- knavishHaving the characteristics of a knave; mischievous, roguish, waggish, rascally or impertinent.
- maleficHaving an evil or harmful influence; baleful.
- maleficentHarmful or evil in intent or effect.
- malevolent
- maliciousIntending to do harm; characterized by spite and malice.
- malign
- malignant
- nefariousSinful, villainous, criminal, or wicked, especially when noteworthy or notorious for such characteristics.
- no-goodHaving no value, use or merit.
- peccaminousSinful.
- pernicious
- reprehensible
- reprobate
- satanic
- scathful
- sinful
- sinister
- sordid
- ungodly
- unholy
- vicious
- vile
- villainous
- wicked
- wrong
- bookyTreacherous, snitchy, not trustworthy.
- dastardlyTreacherous; given to backstabbing.
- disloyalNot loyal, without loyalty.
- double-crossingWhich double-crosses.
- double-dealingCheating, dishonest; treacherous.
- double-facedDeceitful; hypocritical; treacherous.
- double-heartedTreacherous.
- doubleheartedDeceitful; treacherous; double-crossing.
- faithlessNot true to allegiance, duty, or vows.
- false
- false-heartedDisloyal, perfidious.
- guilefulFull of guile; treacherously deceptive.
- hollow-heartedInsincere; deceitful; treacherous; hypocritical.
- infidelitousUnfaithful.
- JudaslikeResembling or characteristic of Judas Iscariot; traitorous.
- JudaslyJudaslike; traitorous.
- nonfaithfulNot faithful.
- perfidiousOf, pertaining to, or representing perfidy; disloyal to what should command one's fidelity or allegiance.
- Punic figurativelyPerfidious, treacherous, faithless.
- ratlikeResembling or characteristic of a rat, whether physically or (in behavioral terms) cunning, disloyal, or cowardly.
- recreant literary, poeticUnfaithful to someone, or to one's duties or honour; disloyal, false.
- renegadeDeserting, treacherous, disloyal.
- traitorishTraitorly; treasonous.
- traitorlikeTraitorly.
- traitorlyLike a traitor; traitorous.
- traitorousCharacteristic of a traitor; disloyal.
- traitorsomeCharacteristic of a traitor; traitorous.
- treacherous
- treachersomeCharacterised or marked by treachery; treacherous.
- unfaithfulNot keeping good faith; disloyal; not faithful.
- unlealDisloyal.
- unloyalNot loyal.
- unsteadfastNot steadfast; wavering, unfaithful.
- untrueNot faithful or loyal.
- arrant dated
- facinorous archaicExtremely wicked.
- iniquous obsoleteSynonym of iniquitous.
- naughty archaic, rare
- niddering archaicSynonym of nithing (“cowardly, dastardly; notoriously evil or wicked; infamous”).
- nidering archaic
- niding archaic
- nithing archaic
- sullen obsolete
- disleal obsoleteDisloyal; perfidious.
- falseheart obsoleteSynonym of false-hearted.
- guiled archaicArmed with deceit; treacherous.
- illoyal obsoleteDisloyal.
- insidious nonstandardTreacherous.
- proditorious obsoleteTreacherous, traitorous.
- proditory obsoleteTreacherous, traitorous.
- swike dialectal, obsoleteDeceitful; treacherous.
- trothless archaic, poeticUntrustworthy, treacherous.
Meaning of viperous
- adjective Of or pertaining to a viper.
- adjective Venomous, malicious or treacherous.
viperous in other languages
Questions about synonyms of viperous
- What is another word for viperous?
- Viperous has 108 synonyms on Word.ws, such as double-dealing, double-crossing, double-faced, double-hearted, false-hearted, hollow-hearted, renegade and untrue.
- What does viperous mean?
- Viperous means of or pertaining to a viper.
Source and license
Adapted from Wiktionary: viperous (page history and authors) and the entries of the words listed. Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws grouped the synonyms and antonyms by meaning and added links. Wiktionary data of 2026-09-02.
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Cite this page: “Synonyms of viperous.” Word.ws, https://word.ws/synonyms/viperous. Based on Wiktionary, CC BY-SA 4.0.