annex
/ˈænɛks/
"annex" is a 5-letter English headword indexed on PlainSpell.
The verdict
“annex” has 5 generated spelling variants in the English index at frequency #14,883. The variants make it a useful spelling check.
- #14,883
- frequency rank, English
- 35,202
- “A” headwords
- 5
- tracked misspellings
- 20
- confusable pairs
According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - An addition, an extension.
Corpus desk
Index EN-annex · annex · English
annex · rank #14,883 · 5 variants · 20 confusables
- FREQ-MID #14,883
- LEN-MID 5 letters
- VOW-2 2 vowels
- CONFUS-HIGH 20 pairs
- VAR-MID 5 variants
- BOOK-DENSE 35,202
- PHOTO-FINISH annexed
Nearest frequency peer: annexed (+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.
Frequency neighbourhood for “annex”
Lower corpus rank = more everyday usage (inverted bar length for readability)
- alternating
alternating
85,121 corpus weight
- ancestry
ancestry
85,120 corpus weight
- annex
annex
85,118 corpus weight
- annexed
annexed
85,117 corpus weight
- antibiotic
antibiotic
85,116 corpus weight
- arresting
arresting
85,115 corpus weight
What this shows Bars show where “annex” sits against the nearest ranked English headwords in the FrequencyWords band, not a reprint of letter-browse containment.
Visual similarity to commonly confused words
How many letter changes separate each confused pair (Levenshtein distance, normalized).
Source: PlainSpell confusable corpus (Wiktionary, CC BY-SA).
| Property | Value |
|---|---|
| Headword | annex |
| Language | English |
| Part of speech | Noun |
| IPA | /ˈænɛks/ |
| Letters | 5 |
| Frequency rank | #14,883 |
| Misspellings tracked | 5 |
| Confusable pairs | 20 |
| Source | Wiktionary (kaikki.org) |
Where “annex” sits in English frequency
A misspelling magnet
The generator records 5 spelling variants around annex (IPA /ˈænɛks/), anoun. Corpus frequency is #14,883 among 35,202 “A” headwords. Wiktionary lists 4 senses, so context still picks the gloss.
Our generated misspelling index lists 5 likely wrong-spelling variants for annex, with forms such as "anenx", "anex", and "annexx". Every one of these variants traces to a single-character edit -- an added or dropped letter, a swapped consonant, or a vowel swap -- the kind of slip a spell-checker is built to catch. It also participates in 20 confusable-pair relationships, "apex", "ante", "Arne", and more, a pairing that trips writers up because the two words share enough sound or shape to blur together.
Etymologically, the entry records: Borrowed from French annexe, from Latin annexus. More at Etymology 2. The correct English form is annex, spelled A-N-N-E-X.
Definition
- 1An addition, an extension.
- 2An appendix to a book or document.
- 3An addition or extension to a building.
- 4An addition to the territory of a country or state, from a neighbouring country or state, normally by military force.
Recorded use
Wiktionary exampleThese source excerpts show how annex appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.
6.2.3.2.2. For aircraft having pressurized cabins, the disinsection of cabins and annexes, cockpit and annexes, is to be carried out after the embarkation of passengers and crew and the closing of the doors and windscreen[.]
Etymology
Borrowed from French annexe, from Latin annexus. More at Etymology 2.
Synonyms
This word in other languages
Common misspellings
Also misspelled as:
- anenx
- anex
- annexx
- annxe
- nanex
Misspelling Pattern Breakdown
How far each generated variant is from the correct spelling of annex - counted as single-character edits (an insertion, a deletion, or a substituted letter). The larger the bar, the easier the typo is to spot; one-edit slips are the ones that sneak past readers.
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
How do you spell "annex"?
What does "annex" mean?
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Similar English words by spelling shape
Same letter count and similar misspelling depth for "annex", not the corpus desk frequency band.
Same letter count
Frequency-ranked English headwords with 5 letters (nearest by frequency rank).
Similar misspelling depth
Headwords with a similar count of attested misspellings (5 here; floor ≥5).
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.