longest
/ˈlɔŋɡəst/noun, adjective, adverb
longest is spelled L-O-N-G-E-S-T: 7 letters and 2 syllables. It appears 17 times per million words in written English, the 4,934th most frequent word form (wordfreq, 2021 data). As a noun, longest means “Something that is longer than all others in its class” (English Wiktionary, September 2026). The plural of longest is longests.
How many letters and syllables are in longest?
| Letters | 7: L-O-N-G-E-S-T |
|---|---|
| Syllables | 2 (from its American pronunciation) |
| In writing | 17 times per million words; the 4,934th 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 longest?
Longest appears 17 times per million words in written English, the 4,934th 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 longest?
- UK /ˈlɒŋɡəst/
- UK /ˈlɒŋɡɪst/
- US /ˈlɔŋɡəst/
Longest 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: LL-Q1860_(eng)-Persent101-longest.wav, Wikimedia Commons (author and licence on each file's page).
Forms of longest
- longests plural
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
What does longest mean?
The meanings the English Wiktionary records, quoted as written there (source below).
noun
- 1
Something that is longer than all others in its class.
The game's legacy transcended all the longests and firsts for UCLA. It inspired Salcedo to want to play for the Bruins, especially after the team awarded him a championship ring at its postseason banquet.
adjective
- 1
superlative form of long: most long
adverb
- 1
superlative form of long: most long
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Where does longest come from?
From long + -est.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).