treacherously

English · Thesaurus

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treacherously

adverb more treacherously · most treacherously

In a treacherous manner. The former spy behaved treacherously.
Similar: dastardly, traitorly, traitorwise, disloyally, false, falsely, Judasly, perfidiously, proditoriously, ratlike, traitorously, treacherously

Opposite: faithfully, loyally

Thesaurus

adverb

Opposite: faithfully, loyally

Translations

Every language

adv in a treacherous manner

Español	traidoramente
Português	traiçoeiramente
Français	traîtreusement
Italiano	proditoriamente, subdolamente

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MLA

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

APA

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

Chicago

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

BibTeX

@misc{treacherously_2026,
  title = {treacherously},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/treacherously},
  urldate = {2026-11-06}
}