Rapid onset Synonyms

Definitions for Rapid


  • (adjective) moving, proceeding, or acting with great speed
  • (adjective) characterized by speed; moving with or capable of moving with high speed
  • (adjective) done or occurring in a brief period of time

Definitions for Onset


  • (noun) the act or action of setting upon with force or violence
  • (noun) the point at which something begins
  • (noun) the beginning or early stages