intruder
/ənˈtɹudɚ/
"intruder" is a 8-letter English headword indexed on PlainSpell.
The verdict
“intruder” has 12 generated spelling variants in the English index at frequency #17,868. The variants make it a useful spelling check.
- #17,868
- frequency rank, English
- 17,902
- “I” headwords
- 12
- tracked misspellings
- 1
- confusable pair
According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - Someone who intrudes.
Corpus desk
Index EN-intruder · intruder · English
intruder · rank #17,868 · 12 variants · 1 confusable
- FREQ-MID #17,868
- LEN-LONG 8 letters
- VOW-3 3 vowels
- CONFUS-LOW 1 pairs
- VAR-MID 12 variants
- BOOK-DENSE 17,902
- PHOTO-FINISH interracial
Nearest frequency peer: interracial (-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 “intruder”
Lower corpus rank = more everyday usage (inverted bar length for readability)
- interperson…
interpersonal
82,135 corpus weight
- interracial
interracial
82,134 corpus weight
- intruder
intruder
82,133 corpus weight
- inward
inward
82,132 corpus weight
- IPO
IPO
82,131 corpus weight
- itching
itching
82,130 corpus weight
What this shows Bars show where “intruder” 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 | intruder |
| Language | English |
| Part of speech | Noun |
| IPA | /ənˈtɹudɚ/ |
| Letters | 8 |
| Frequency rank | #17,868 |
| Misspellings tracked | 12 |
| Confusable pairs | 1 |
| Source | Wiktionary (kaikki.org) |
Where “intruder” sits in English frequency
A misspelling magnet
The generator records 12 spelling variants around intruder (IPA /ənˈtɹudɚ/), anoun. Corpus frequency is #17,868 among 17,902 “I” headwords. Dominant gloss: "Someone who intrudes.".
Our generated misspelling index lists 12 likely wrong-spelling variants for intruder, with forms such as "inntruder", "inrtuder", and "intrduer". 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 1 confusable-pair relationship, "intrude", a pairing that trips writers up because the two words share enough sound or shape to blur together.
Etymologically, the entry records: From intrude + -er. The correct English form is intruder, spelled I-N-T-R-U-D-E-R.
Definition
- 1Someone who intrudes.
Etymology
From intrude + -er.
This word in other languages
Common misspellings
Also misspelled as:
- inntruder
- inrtuder
- intrduer
- intrruder
- intrudder
- intruderr
- intrudre
- intruedr
- inttruder
- inturder
- itnruder
- nitruder
Misspelling Pattern Breakdown
How far each generated variant is from the correct spelling of intruder - 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 "intruder"?
What does "intruder" mean?
What words are commonly confused with "intruder"?
How do you pronounce "intruder"?
What is the origin of the word "intruder"?
Is PlainSpell free to use?
Similar English words by spelling shape
Same letter count and similar misspelling depth for "intruder", not the corpus desk frequency band.
Same letter count
Frequency-ranked English headwords with 8 letters (nearest by frequency rank).
Similar misspelling depth
Headwords with a similar count of attested misspellings (12 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.