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Portentous vs Perilous - What's the difference?

portentous | perilous |

As adjectives the difference between portentous and perilous

is that portentous is of momentous or ominous significance while perilous is dangerous, full of peril.

portentous

English

Adjective

(en adjective)
  • Of momentous or ominous significance.
  • Ominously prophetic.
  • Puffed up with vanity.

    • Related terms

    * portent

    perilous

    English

    Adjective

    (en adjective)
  • Dangerous, full of peril.

    • Related terms

    * peril