pernicious

形容词 adj.
/pəˈnɪʃəs/    /pɚˈnɪʃəs/

英文释义

形容词 adj.
  1. Causing much harm in a subtle way.
    — pernicious influence
  2. swift; celeritous. obsolete
  3. Causing death or injury; deadly.
  4. Insidiously villainous: intending to cause harm, especially in a subtle way.

词形变化

more pernicious comparative most pernicious superlative more pernicious comparative most pernicious superlative

词源

词源 1
From Middle English, from Old French pernicios, from Latin perniciōsus (“destructive”), from perniciēs (“destruction”), from per (“through”) + nex (“slaughter, death”).
词源 2
Analyzable as pernīx ("swift") + -ious.
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