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perilous

3 syllables
adjective
Quick answer

As an adjective, perilous means dangerous, full of peril.

Meanings of perilous

2 meanings

adjective

  1. Dangerous, full of peril.

  2. Fraught with danger

    “a parlous journey on stormy seas”

    “a perilous voyage across the Atlantic in a small boat”

    “the precarious life of an undersea diver”

    Similar: parlous, precarious, touch-and-go

Meanings from Wiktionary (CC BY-SA 4.0) and Open English WordNet (CC BY 4.0).

Synonyms by meaning

adjective: fraught with danger
parlousprecarioustouch-and-go

Words that rhyme with perilous

carolusgarrulousquerulous

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Nearby words

pergolaperhapsperipericardialperigeeperilperilouslyperimeterperiodperiodicperiodicalperiodically