B1adjective3K

Unforeseen

UK //ʌnfəˈsiːn//US //ʌnˈfɔːrsiːn//

Definition

Not anticipated or predicted; occurring suddenly.

In simple words: Unexpected or not known about before.

Examples

  • The project faced several unforeseen challenges that delayed its completion.
  • His unforeseen absence created confusion in the meeting.
  • Due to unforeseen circumstances, the event had to be canceled.
  • She was unprepared for the unforeseen twists in the story.
  • They encountered unforeseen obstacles while traveling through the mountains.

Usage notes

Use 'unforeseen' to describe things that happen unexpectedly. It's suitable in both casual and formal contexts, but avoid using it in overly informal speech.

Grammar pattern

standalone adjective

Memory hint

Think of 'unforeseen' as 'unseen' - something you didn't see coming.

Collocations

  • unforeseen circumstances
  • unforeseen consequences
  • unforeseen delays

Synonyms

  • unexpected
  • unanticipated
  • unpredicted
  • surprising
  • accidental

Antonyms

  • foreseen
  • expected

Common mistakes

  • Confusing with 'foreseen' which means predicted.
  • Using in contexts where an event is only unlikely rather than truly unforeseen.