Periculous

adj

adj ·Rare ·Advanced level

Definitions

Adjective
  1. 1
    dangerous, hazardous, perilous

Synonyms

All synonyms
alarmingbadcriticaldangerousdangerousexplosive

Etymology

Borrowed from Latin periculosus (“dangerous, hazardous, perilous”). Doublet of perilous.

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.