perilous

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perilous

  • /ˈpɛɹ.ɪ.ləs/
  • /pɛɹ.l̩.əs/

Where it comes from

From Middle English perilous, from Old French perilleus, equivalent to peril + -ous, from the noun peril, or from Latin perīculōsus. Doublet of periculous.

adjective more perilous · most perilous · perelles · perillous · perlous · per'lous

  1. Dangerous, full of peril. Three miles or more to our starboard is a low dim line. It is the Eastern shore of Central Africa. We are running to the southward, before the North East Monsoon, between the mainland and the reef that for hundreds of miles fringes this perilous coast.

    Similar: treacherous

Thesaurus

Closest in meaning: parlous, dangerous, precarious, unsafe, touch-and-go, hazardous, hazard, risky, challenging, daring, critical, harmful, treacherous, sinister, serious, grave

Translations

Every language

adj dangerous, full of peril

Españolpeligroso
日本語危ない
Portuguêspericuloso, arriscado, perigoso
Françaispérilleux
Deutschgefährlich, gefahrvoll
Italianopericoloso, rischioso
Ελληνικάεπικίνδυνος epikíndynos
Русскийопа́сный opásnyj, риско́ванный riskóvannyj
العربيةمخوف maḵūf

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MLA

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

APA

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

Chicago

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

BibTeX
@misc{perilous_2026,
  title = {perilous},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/perilous},
  urldate = {2026-11-06}
}