Caillou
/kaɪ.ju/
"caillou" is a 7-letter English headword indexed on PlainSpell.
The verdict
“Caillou” is uncommon English (frequency #84,060 among 5,599 “C” headwords), classed as a proper noun. The kind of spelling people second-guess.
- #84,060
- frequency rank, English
- 5,599
- “C” headwords
According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - A male given name from French.
Corpus desk
Index EN-caillou · Caillou · English
Caillou · rank #84,060 · 0 variants · 0 confusables
- FREQ-RARE #84,060
- LEN-LONG 7 letters
- VOW-4 4 vowels
- CONFUS-0 No pairs
- VAR-0 0 variants
- BOOK-DENSE 5,599
- PHOTO-FINISH caca
Nearest frequency peer: caca (-1 rank slots)
Read with this headword: Spelling guide for this pattern
Desk codes from Wiktionary headword shape, FrequencyWords rank tier, confusable-pair count, generated misspelling depth, letter-cohort book size, and photo-finish peer. Not a difficulty grade.
Long-tail ranks near “Caillou”
Sparse band: bars invert rank so rarer forms read shorter
- Byng
Byng
15,943 corpus weight
- caca
caca
15,942 corpus weight
- Caillou
Caillou
15,941 corpus weight
- calligrapher
calligrapher
15,940 corpus weight
- Cambrai
Cambrai
15,939 corpus weight
- cannibalize
cannibalize
15,938 corpus weight
What this shows Long-tail view: where “Caillou” sits against similarly uncommon English ranks.
| Property | Value |
|---|---|
| Headword | Caillou |
| Language | English |
| Part of speech | Proper noun |
| IPA | /kaɪ.ju/ |
| Letters | 7 |
| Frequency rank | #84,060 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Long-tail rank of “Caillou” in English
Rare enough to double-check
Caillou is uncommon English at frequency #84,060 among 5,599 “C” headwords, classed as aproper noun, transcribed /kaɪ.ju/. Rarity is why readers land here mid-draft. Gloss: "A male given name from French.".
The misspelling generator found no plausible variants for Caillou, a straightforward case of a spelling with little room for common typos. This entry stands alone in our confusable dataset, since nothing in our dataset looks or sounds close enough to cause mix-ups.
Etymologically, the entry records: From French; see caillou. Nickname of the eponymous boy of the Canadian book and TV series Caillou. The correct English form is Caillou, spelled C-A-I-L-L-O-U.
Definition
- 1A male given name from French.
Recorded use
Wiktionary exampleThese source excerpts show how Caillou appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.
I'm just a kid who's four. Each day I grow some more. I like exploring.
Etymology
From French; see caillou. Nickname of the eponymous boy of the Canadian book and TV series Caillou.
Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA); frequency ordering uses the FrequencyWords open word-frequency list (2018 English corpus, MIT). See the methodology for how each field is sourced and updated.
Frequently Asked Questions
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Similar English words by spelling shape
Same letter count and similar misspelling depth for "Caillou", not the corpus desk frequency band.
Same letter count
Frequency-ranked English headwords with 7 letters (nearest by frequency rank).