ruthless

R1U1T1H4L1E1S1S1
/ˈɹuːθləs/

adjective

Without pity or compassion; cruel, pitiless.

Opposite
Less commonScrabble 11

Meanings

adjectiveruthless (comparative more ruthless, superlative most ruthless)

comparative more ruthless · superlative most ruthless

  1. Without pity or compassion; cruel, pitiless.

    At length their rage the hoſtile Pow’rs reſtrain, / All but the ruthleſs Monarch of the Main.

    1725, Homer, translated by Alexander Pope et al., The Odyssey of Homer, volume I, Bernard Lintot, page 10
    1 more example

    "The warrior code speaks of fairness and mercy," Bluefur began. Thistleclaw had been ruthless. "He would have murd—"

    2009, Erin Hunter [pseudonym; Erin Hunter Team], Warriors Super Edition: Bluestar's Prophecy, page 461

    Synonyms: compassionless, merciless, unsympathetic, barbarous, bowelless, brutal, compassionless, cruel · Antonyms: ruthful

  2. Uncompromising; unrelenting.

    But the ruthless cleaning up of those streets and merciless treatment of gang members have triggered outrage and concern among human rights organizations, which have condemned Cecot as inhumane and unacceptable.

    2024 November 6, David Culver, Abel Alvarado, Evelio Contreras and Rachel Clarke, “Exclusive: Locking eyes with mass murderers in El Salvador”, in CNN
    1 more example

    Particular note, in this period, should be made of the actions of Joseph Denman, commander of the Northern Division of the Squadron, who went on an absolutely ruthless and systematic campaign along the African coast, burning so-called "slaving factories" to the ground and openly daring anyone who objected to try and stop him.

    2018 December 1, Drachinifel, 9:26 from the start, in Anti-Slavery Patrols - The West Africa Squadron, archived from the original on 29 Nov 2024

Synonyms & antonyms

More synonyms by meaning

adjectivewithout mercy or pity

Synonym sets from Open English WordNet, CC BY 4.0.

Origin

  1. Proto-Germanic*hrewwaną
  2. Proto-West Germanic*hreuwan
  3. Proto-West Germanic*hreuwu
  4. Old Englishhrēow
  5. Middle Englishrewe
  6. Old Norsehrygðinflu.
  7. Middle Englishreuþe
  8. Proto-Indo-European*lewh₁-
  9. Proto-Indo-European*lewHs-
  10. Proto-Germanic*leusaną
  11. Proto-Germanic*lausaz
  12. Middle Englishreuþeles
  13. Englishruthless

From Middle English reuþeles; equivalent to ruth + -less.

Full word history & related roots →

Translations

Ancient Greek ἄνοικτος
  • ἄνοικτος (ánoiktos)without pity or compassion
Arabic قَاسٍ
  • قَاسٍ (qāsin)without pity or compassion
Basque errukigabe
  • errukigabewithout pity or compassion
Bulgarian безми́лостен, безскру́пулен
  • безми́лостен (bezmílosten)without pity or compassion
  • безскру́пулен (bezskrúpulen)without pity or compassion
Catalan despietat
  • despietatwithout pity or compassion
Chinese Mandarin 殘忍 /残忍, 無情 /无情
  • 殘忍 /残忍 (cánrěn)without pity or compassion
  • 無情 /无情 (wúqíng)without pity or compassion
Czech bezohledný, nemilosrdný
  • bezohlednýwithout pity or compassion
  • nemilosrdnýwithout pity or compassion
Danish skånselløs, skånselsløs
  • skånselløswithout pity or compassion
  • skånselsløswithout pity or compassion
Dutch onbarmhartig, meedogenloos
  • onbarmhartigwithout pity or compassion
  • meedogenlooswithout pity or compassion
Esperanto senkompata
  • senkompatawithout pity or compassion
Finnish armoton, säälimätön
  • armotonwithout pity or compassion
  • säälimätönwithout pity or compassion
French impitoyable
  • impitoyablewithout pity or compassion
German unbarmherzig, ruchlos
  • unbarmherzigwithout pity or compassion
  • ruchloswithout pity or compassion
  • gnadenloswithout pity or compassion
Greek αδίστακτος
  • αδίστακτος (adístaktos)without pity or compassion
Hindi क्रूर, निर्दयी
  • क्रूर (krūr)without pity or compassion
  • निर्दयी (nirdayī)without pity or compassion
  • निष्ठुर (niṣṭhur)without pity or compassion
Hungarian könyörtelen
  • könyörtelenwithout pity or compassion
Italian spietato, crudele
  • spietatowithout pity or compassion
  • crudelewithout pity or compassion
Japanese 無情な, 残酷な
  • 無情な (mujō na)without pity or compassion
  • 残酷な (zankoku na)without pity or compassion
  • 無慈悲な (mujihi na)without pity or compassion
Korean 무자비하다
  • 무자비하다 (mujabihada)without pity or compassion
Latin crūdēlis
  • crūdēliswithout pity or compassion
Lithuanian negailestingas
  • negailestingaswithout pity or compassion
Māori ngākau whakawiri
  • ngākau whakawiriwithout pity or compassion
Norwegian Bokmål hensynsløs, ubarmhjertig
  • hensynsløswithout pity or compassion
  • ubarmhjertigwithout pity or compassion
Polish bezwzględny, bezpardonowy
  • bezwzględnywithout pity or compassion
  • bezpardonowywithout pity or compassion
Portuguese impiedoso
  • impiedosowithout pity or compassion
Romanian nemilos
  • nemiloswithout pity or compassion
Russian безжа́лостный, беспоща́дный
  • безжа́лостный (bezžálostnyj)without pity or compassion
  • беспоща́дный (bespoščádnyj)without pity or compassion
  • жесто́кий (žestókij)without pity or compassion
Slovak bezohľadný, nemilosrdný
  • bezohľadnýwithout pity or compassion
  • nemilosrdnýwithout pity or compassion
Spanish despiadado, desapiadado
  • despiadadowithout pity or compassion
  • desapiadadowithout pity or compassion
Swedish hänsynslös, skoningslös
  • hänsynslöswithout pity or compassion
  • skoningslöswithout pity or compassion
  • obarmhärtigwithout pity or compassion
Thai เหี้ยม
  • เหี้ยม (hîiam)without pity or compassion
Turkish acımasız
  • acımasızwithout pity or compassion
Ukrainian безжа́лісний, безжа́льний
  • безжа́лісний (bezžálisnyj)without pity or compassion
  • безжа́льний (bezžálʹnyj)without pity or compassion
  • безпоща́дний (bezpoščádnyj)without pity or compassion
Vietnamese tàn nhẫn
  • tàn nhẫnwithout pity or compassion

Rhymes & wordplay

Anagrams

Cite this entry
APA

ruthless. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/ruthless

MLA

“ruthless.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/ruthless. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “ruthless,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/ruthless.

Source: ruthless on Wiktionary, CC BY-SA 4.0.