fifteen
/ˈfɪf.tiːn/number, noun
fifteen is spelled F-I-F-T-E-E-N: 7 letters and 2 syllables. It appears 14 times per million words in written English, the 5,679th most frequent word form (wordfreq, 2021 data). As a number, fifteen means “The cardinal number occurring after fourteen (14) and before sixteen (16)” (English Wiktionary, September 2026).
How many letters and syllables are in fifteen?
| Letters | 7: F-I-F-T-E-E-N |
|---|---|
| Syllables | 2 (from its American pronunciation) |
| In writing | 14 times per million words; the 5,679th most frequent word form |
| Wrong spellings searched | none measured in search |
Sources: letters and syllables from the English Wiktionary's hyphenation or pronunciation and the CMU Pronouncing Dictionary; written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).
How common is fifteen?
Fifteen appears 14 times per million words in written English, the 5,679th most frequent word form in the list.
Source: written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).
How do you pronounce fifteen?
- US /ˈfɪf.tiːn/
- US /fɪfˈtiːn/
Fifteen has 2 syllables (counted from its American pronunciation in the CMU Pronouncing Dictionary).
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Recordings: En-us-fifteen.ogg, Wikimedia Commons (author and licence on each file's page).
Forms of fifteen
- fifteenth
- fifteens plural
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
What does fifteen mean?
The meanings the English Wiktionary records, quoted as written there (source below).
number
- 1
The cardinal number occurring after fourteen (14) and before sixteen (16).
noun
- 1
IrelandAn Irish traybake made with crushed digestive biscuits, marshmallows and glacé cherries combined with condensed milk and desiccated coconut.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Fifteen in Spanish, French, German and Portuguese
In the sense cardinal number:
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Translations are Wiktionary's, by sense; a linked word has its own PlainSpell page.
Where does fifteen come from?
From Middle English fiftene, from Old English fīftīene, fīftēne, from Proto-Germanic *fimftehun. Cognate with West Frisian fyftjin, Dutch vijftien, German fünfzehn, Danish femten. Equivalent to five + -teen.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).