behavioural
/bɪˈheɪvjərəl/
"behavioural" is a 11-letter English headword indexed on PlainSpell.
The verdict
“behavioural” is a moderately-common English word, ranked #19,022 in English word frequency and used as an adjective.
- #19,022
- frequency rank, English
- 11
- letters
- 15
- tracked misspellings
- 2
- confusable pairs
According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - Of or pertaining to behaviour.
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 | behavioural |
| Language | English |
| Part of speech | Adjective |
| IPA | /bɪˈheɪvjərəl/ |
| Letters | 11 |
| Frequency rank | #19,022 |
| Misspellings tracked | 15 |
| Confusable pairs | 2 |
| Source | Wiktionary (kaikki.org) |
Where “behavioural” sits in English frequency
Spelling & Dictionary Insight
The English entry for behavioural is 11 letters long, classified as an adjective, and transcribed in the International Phonetic Alphabet as /bɪˈheɪvjərəl/. Corpus data places it at rank #19,022 in overall English word frequency, marking it as uncommon enough that many writers pause before typing it. The dominant gloss from Wiktionary reads: "Of or pertaining to behaviour.".
Our generated misspelling index lists 15 likely wrong-spelling variants for behavioural, with forms such as "bbehavioural", "beahvioural", and "behaivoural". 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 2 confusable-pair relationships, "behaviour", "behavioral", since the words sound or look close enough that writers reach for the wrong one mid-sentence.
Etymologically, the entry records: From behaviour + -al. The correct English form is behavioural, spelled B-E-H-A-V-I-O-U-R-A-L.
Definition
- 1Of or pertaining to behaviour.
Etymology
From behaviour + -al.
This word in other languages
Common misspellings
Also misspelled as: bbehavioural,beahvioural,behaivoural,behaviorual,behaviouarl,behaviourall,behaviourla,behaviourral,behaviuoral,behavoiural,behavvioural,behhavioural,behvaioural,bheavioural,ebhavioural
Misspelling Pattern Breakdown
How far each generated variant is from the correct spelling of behavioural - expressed in single-character edits (insert, delete, or swap one letter). Bigger bars stand out at a glance; a one-edit slip is the hardest to catch.
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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Using “behavioural”
The practical upshot for anyone who landed here from a spell-check.
- The one correct English spelling is B-E-H-A-V-I-O-U-R-A-L - every other letter order is a misspelling in standard orthography.
- Say it as /bɪˈheɪvjərəl/ (IPA); tap the speaker on the pronunciation badge to hear it where audio exists.
- Don't mix it up with “behaviour” - see the side-by-side comparison. behavioural vs behaviour
- Browse more English words and confusable pairs in the same reference. English words
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.