iBook
"ibook" is a 5-letter English headword indexed on PlainSpell.
The verdict
“iBook” is uncommon English (frequency #96,075 among 17,902 “I” headwords), classed as a noun. The kind of spelling people second-guess.
- #96,075
- frequency rank, English
- 17,902
- “I” headwords
According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - A computer of a line of lower-end laptop computers formerly manufactured by Apple Computer.
Corpus desk
Index EN-ibook · iBook · English
iBook · rank #96,075 · 0 variants · 0 confusables
- FREQ-RARE #96,075
- LEN-MID 5 letters
- VOW-3 3 vowels
- CONFUS-0 No pairs
- VAR-0 0 variants
- BOOK-DENSE 17,902
- PHOTO-FINISH ILR
Nearest frequency peer: ILR (+2 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.
Frequency neighbourhood for “iBook”
Lower corpus rank = more everyday usage (inverted bar length for readability)
- hurler
hurler
3,932 corpus weight
- hurly
hurly
3,931 corpus weight
- hypercholes…
hypercholesterolemia
3,929 corpus weight
- iBook
iBook
3,926 corpus weight
- ILR
ILR
3,924 corpus weight
- incel
incel
3,920 corpus weight
What this shows Bars show where “iBook” sits against the nearest ranked English headwords in the FrequencyWords band, not a reprint of letter-browse containment.
| Property | Value |
|---|---|
| Headword | iBook |
| Language | English |
| Part of speech | Noun |
| Letters | 5 |
| Frequency rank | #96,075 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Where “iBook” sits in English frequency
Rare enough to double-check
iBook is uncommon English at frequency #96,075 among 17,902 “I” headwords, classed as anoun. Rarity is why readers land here mid-draft. Gloss: "A computer of a line of lower-end laptop computers formerly manufactured by Apple Computer.".
iBook doesn't appear in our generated misspelling index, which points to an orthography that plays by predictable English rules. This entry stands alone in our confusable dataset, a sign it's visually distinctive enough not to be mixed up with another word.
Etymologically, the entry records: A trademark, apparently a blend of iMac + notebook computer, and by surface analysis, i- + book. The correct English form is iBook, spelled I-B-O-O-K.
Definition
- 1A computer of a line of lower-end laptop computers formerly manufactured by Apple Computer.
Etymology
A trademark, apparently a blend of iMac + notebook computer, and by surface analysis, i- + book.
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.
PlainSpell is rendered directly from structured Wiktionary extracts and open word-frequency lists, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of May 6, 2026. Primary sources: Wiktionary (via kaikki.org) and FrequencyWords.
Frequently Asked Questions
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Similar English words by spelling shape
Same letter count and similar misspelling depth for "iBook", not the corpus desk frequency band.
Same letter count
Frequency-ranked English headwords with 5 letters (nearest by frequency rank).
Data Source
Wiktionary (via kaikki.org), licensed under CC BY-SA & GFDL. Word ordering uses an open word-frequency list; misspelling variants are generated by edit-distance from the correct headword.