murderous

English · Thesaurus

AI In plain words

Writing a short explanation…

Written by a house AI from the entry below, in your language. The entry itself is the source.

murderous

  • /ˈmɜːdəɹəs/ UK
  • /ˈmɜːdɹəs/ UK
  • /ˈmɝdəɹəs/ US
  • /ˈmɝdɹəs/ US

Sounds like murderess (one pronunciation)

Where it comes from

From murder + -ous (suffix forming adjectives from nouns denoting possession or presence of a quality).

adjective more murderous · most murderous · murtherous

  1. Of, characterized by, or pertaining to murder or murderers. Aſſaſſinat: m. A murther, or murtherous act committed for gaine, or in hope of a revvard; alſo, a ſuddaine aſſault, made of ſet purpoſe, and vvith a murtherous intent, although th' aſſaulted be not killed.
  2. Of a person: intending or likely to commit murder; bloodthirsty, homicidal. murderous behaviour

    Similar: assassinous · Opposite: nonmurderous, unmurderous

  3. figuratively, often Of an object: used to commit murder; capable of causing death; deadly, fatal. The rapid ſquadrons ſwift as thought engage, / And ſeek the hoſtile troops who ſhun their rage, / 'Midſt the thick clouds which ſmoak and duſt afford / With dreadful luſtre gleams the murderous ſword; […]

    Opposite: nonmurderous, unmurderous

  4. broadly Very difficult. a murderous exam

    Similar: killing, arduous, challenging, nasty, difficult, sticky, effortful, hard, rough, rocky, thistly, tough · Opposite: as a duck takes to water, basic, easy, prosaic, no-fuss, easy as 123, easy as ABC, easy as cake, easy as pie, easy as falling off a log, easy as rolling off a log, easy as toffee

Thesaurus

Closest in meaning: homicidal, cutthroat, bloody, murderer, killer, lethal, destructive, cut-throat, deadly, mortal, thievish, devastating, disastrous, hellish, criminal, vicious

Translations

Every language

adj of, characterized by, or pertaining to murder or murderers

日本語殺伐とした satsubatsu to shita

adj likely to commit murder — see also homicidal

Españolasesino, homicida
日本語殺伐とした satsubatsu to shita
हिन्दीघातक ghātak, हिंसक hinsak
Portuguêshomicida, assassino
Françaismeurtrier
Deutschmörderisch
Italianoletale, micidiale, mortale, omicida, omicidiario
Ελληνικάδολοφονικός dolofonikós, φονικός fonikós
Românăasasin, ucigaș, ucigător
Русскийкрова́вый krovávyj
العربيةقَتُول qatūl

adj used to commit murder; capable of causing death — see also deadly, fatal

Françaismeurtrier
Italianomicidiale

adj very difficult

Deutschmörderisch
Ελληνικάφονικός fonikós

Talk about this word

Cite this
MLA

"murderous." Wiktionary, via Micwyn, micwyn.com/word/murderous. Accessed 6 Nov. 2026.

APA

murderous. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/murderous

Chicago

"murderous." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/murderous.

BibTeX
@misc{murderous_2026,
  title = {murderous},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/murderous},
  urldate = {2026-11-06}
}