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Perilous vs. dangerous: what’s the difference?

The short answer

The word perilous often connotes a more immediate or intense threat and is often used in formal or literary contexts, whereas dangerous is more commonly used in everyday language to describe a wide range of hazardous situations.

What they have in common

Both perilous and dangerous describe situations or conditions that involve risk, harm, or potential injury.

Examples

perilous

  • The explorers embarked on a perilous journey across the uncharted seas.
  • Climbing the mountain during the storm was a perilous decision.
  • The narrow path along the cliff presented a perilous challenge for the hikers.

dangerous

  • Driving fast on icy roads can be extremely dangerous.
  • It’s dangerous to leave candles unattended in a room.
  • The chemical spill created a dangerous environment for the nearby residents.

Which one is more common?

Internet search results for “perilous” and “dangerous”

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