dastardly

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dastardly

/ˈdɑːstədli/ UK
/ˈdæstədli/ UK
/ˈdæstɚdli/ US

adjective dastardlier · dastardliest

In the manner of a dastard; marked by cowardice; pusillanimous. I ask that the Congress declare, that since the unprovoked and dastardly attack by Japan on Sunday, December 7th, 1941, a state of war has existed between the United States and the Japanese Empire.
Similar: gutless, nithing, spineless, backboneless, base, soft, bitch-ass, boneless, caitiff, candy-assed, chicken, chicken-hearted
Treacherous; given to backstabbing.
Similar: Judaslike, ratlike, viperous, booky, dastardly, disleal, disloyal, double-crossing, double-dealing, double-faced, double-hearted, doublehearted

adverb

In a cowardly or treacherous fashion.
Similar: Judasly, ratlike, traitorwise, dastardly, disloyally, false, falsely, perfidiously, proditoriously, traitorly, traitorously, treacherously

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Español	ruin

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MLA

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

APA

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

Chicago

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

BibTeX

@misc{dastardly_2026,
  title = {dastardly},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/dastardly},
  urldate = {2026-11-06}
}