dangerous, hazardous, precarious, perilous, risky mean bringing or involving the chance of loss or injury. dangerous applies to something that may cause harm or loss unless dealt with carefully.
soldiers on a dangerous mission hazardous implies great and continuous risk of harm or failure.
claims that smoking is hazardous to your health precarious suggests both insecurity and uncertainty.
earned a precarious living by gambling perilous strongly implies the immediacy of danger.
perilous mountain roads risky often applies to a known and accepted danger.
shied away from risky investments
Examples of perilous in a Sentence
a perilous journey across the mountains
a perilous journey through hostile territory
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'perilous.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
Middle English perilous, perelous, borrowed from Anglo-French perilleus, perillous, going back to Latin perīculōsus, from perīculum "test, risk, peril entry 1" + -ōsus-ous