Synonyms for

Onset

Verb / ˈɑ:ˌnset / / ˈɔ:ˌnset / Another word for onset — explore alternatives below. For syllable breakdowns and pronunciation, see this word on Syllablesworld.

Definition

The beginning of something, especially something unpleasant.

Synonyms & similar words

onrush attack oncoming onslaught start beginning commencement initiation outset dawn launch origination kickoff birth inception genesis incipience outbreak arrival advent appearance emergence oncoming invasion

Synonyms by register

Formal

commencement inception initiation outset

Informal

start beginning kickoff

Literary

advent dawn rise

Antonyms

cessation conclusion end finish termination halt stop

Common collocations

  • sudden onset
  • gradual onset
  • onset of symptoms
  • onset of disease
  • onset of winter
  • onset of puberty
  • onset of labor
  • onset of panic

Word family

noun onset
verb onset
adjective onsetting

Usage note

Onset refers to the beginning or start of something, often something negative like a disease or a storm. It is generally used in a formal or neutral context.

Example sentences

  1. The onset of the storm caused the power to go out.
  2. The onset of the flu left him feeling weak and tired.
  3. The onset of the pandemic changed the way we live our lives.
  4. The onset of the project was delayed due to budget issues.
  5. The onset of the concert was delayed due to technical difficulties.

Quotes

  • The onset of winter is always a magical time of year.
  • The onset of change can be scary, but it's also an opportunity for growth.
  • The onset of the pandemic taught us to appreciate the little things in life.

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