unpredictable
"unpredictable" is a 13-letter English headword indexed on PlainSpell.
The verdict
“unpredictable” is a moderately-common English word, ranked #11,631 in English word frequency and used as an adjective.
- #11,631
- frequency rank, English
- 13
- letters
- 21
- tracked misspellings
According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - Unable to be predicted.
| Property | Value |
|---|---|
| Headword | unpredictable |
| Language | English |
| Part of speech | Adjective |
| Letters | 13 |
| Frequency rank | #11,631 |
| Misspellings tracked | 21 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Where “unpredictable” sits in English frequency
Spelling & Dictionary Insight
The English entry for unpredictable is 13 letters long, classified as an adjective. Corpus data places it at rank #11,631 in overall English word frequency, marking it as uncommon enough that many writers pause before typing it. The dominant gloss from Wiktionary reads: "Unable to be predicted.".
Our generated misspelling index lists 21 likely wrong-spelling variants for unpredictable, with forms such as "nupredictable", "unnpredictable", and "unperdictable". Each of these forms differs from the correct spelling by one small edit: a doubled letter, a dropped silent letter, or a substituted vowel. No confusable counterpart is on file for this word, which usually means its spelling is distinct enough that readers don't reach for a similar-looking word instead.
Etymologically, the entry records: From un- + predictable. The correct English form is unpredictable, spelled U-N-P-R-E-D-I-C-T-A-B-L-E.
Definition
- 1Unable to be predicted.
Etymology
From un- + predictable.
This word in other languages
Common misspellings
Also misspelled as: nupredictable,unnpredictable,unperdictable,unppredictable,unprdeictable,unpredcitable,unpreddictable,unpredicatble,unpredicctable,unpredictabble,unpredictabel,unpredictablle,unpredictalbe,unpredictbale,unpredictible,unpredicttable,unpreditcable,unpreidctable,unprredictable,unrpedictable,upnredictable
Misspelling Pattern Breakdown
How far each generated variant is from the correct spelling of unpredictable - measured in single-character edits (insert, delete, or substitute a letter). Larger bars are easier to catch; one-edit slips are the sneakiest.
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 “unpredictable”
The practical upshot for anyone who landed here from a spell-check.
- The one correct English spelling is U-N-P-R-E-D-I-C-T-A-B-L-E - every other letter order is a misspelling in standard orthography.
- 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.