A12K

Fifteen

UK /["/ˌfɪfˈtiːn/"]/US /["/ˌfɪfˈtiːn/"]/

Definition

15

In simple words: The number that comes after fourteen.

Examples

  • He's in the first fifteen.

Usage notes

Used in everyday counting and in contexts like age, time, and quantity. It can also be used formally in documents or reports.

Grammar pattern

standalone number

Memory hint

Think of 'fifteen' as 'five + ten' together.

Collocations

  • fifteen minutes
  • fifteen dollars
  • fifteen people

Synonyms

  • fifteen
  • 15
  • XV

Common mistakes

  • Confused with 'fifthteen' - the correct spelling is 'fifteen'.
  • Sometimes pronounced incorrectly as 'fifty' instead of 'fifteen'.