unbeknownst

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unbeknownst

/ˌʌnbɪˈnoʊnst/

Where it comes from

Variant of unbeknown with excrescent -st.

adjective

not comparable, with to Without the knowledge of. He went home early, unbeknownst to his mother.
Similar: unbeknown, unknown

Translations

Every language

adj without the knowledge of

Español	sin el conocimiento de, desconocido
中文	在不知道的情況下 /在不知道的情况下 zài bù zhīdào de qíngkuàng xià
Português	sem o conhecimento de
Français	à l’insu de
Deutsch	ohne Wissen
Italiano	all'insaputa
Ελληνικά	εν αγνοία en agnoía
Русский	без ве́дома bez védoma
العربية	مُبْهَم mubham

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MLA

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

APA

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

Chicago

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

BibTeX

@misc{unbeknownst_2026,
  title = {unbeknownst},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/unbeknownst},
  urldate = {2026-11-06}
}