desu
/ˈdɛsuː/particle
desu is spelled D-E-S-U: 4 letters. It appears about once in every 5 million words in written English, the 65,913th most frequent word form (wordfreq, 2021 data). As a particle, desu means “Used at the end of a sentence as an assertive particle” (English Wiktionary, September 2026).
How many letters and syllables are in desu?
| Letters | 4: D-E-S-U |
|---|---|
| In writing | about once in every 5 million words; the 65,913th most frequent word form |
| Wrong spellings searched | none measured in search |
| Same letters |
Sources: letters and syllables from the English Wiktionary's hyphenation or pronunciation; written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media); rhymes and same-letter words are computed by PlainSpell from its own word list.
How common is desu?
Desu appears about once in every 5 million words in written English, the 65,913th 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 desu?
- UK /ˈdɛsuː/
- UK /dɛs/
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
What rhymes with desu?
No other word on PlainSpell ends in the same sounds as desu (/ɛsu/).
Spelled with the same letters in another order: used, dues.
Computed by PlainSpell from the pronunciations in the English Wiktionary (dump of September 2, 2026): a rhyme shares every sound from the last stressed vowel to the end; ordered by written frequency (wordfreq 3.1).
What does desu mean?
The meanings the English Wiktionary records, quoted as written there (source below).
particle
- 1
slangUsed at the end of a sentence as an assertive particle.
this desu
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Where does desu come from?
Borrowed from Japanese です (desu, “be”), the polite form of the Japanese copula, found most often at the end of a sentence. Know Your Meme attributes its spread to 4chan memes of the Rozen Maiden character Suiseiseki who ends every sentence with desu (see also キャラ語尾).
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).