unpredictability
"unpredictability" is a 16-letter English headword indexed on PlainSpell.
The verdict
“unpredictability” is a moderately-common English word, ranked #40,070 in English word frequency and used as a noun.
- #40,070
- frequency rank, English
- 16
- letters
- 25
- tracked misspellings
According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - The quality of being unpredictable.
| Property | Value |
|---|---|
| Headword | unpredictability |
| Language | English |
| Part of speech | Noun |
| Letters | 16 |
| Frequency rank | #40,070 |
| Misspellings tracked | 25 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Where “unpredictability” sits in English frequency
Spelling & Dictionary Insight
The English entry for unpredictability is 16 letters long, classified as a noun. Corpus data places it at rank #40,070 in overall English word frequency, marking it as uncommon enough that many writers pause before typing it. Wiktionary records 2 distinct senses for this headword, so context determines which meaning a reader should apply.
Our generated misspelling index lists 25 likely wrong-spelling variants for unpredictability, with forms such as "nupredictability", "unnpredictability", and "unperdictability". Each of these forms differs from the correct spelling by one small edit: a doubled letter, a dropped silent letter, or a substituted vowel. This headword has no recorded confusable partner, since its spelling is unusual enough that it doesn't cluster with a lookalike.
Etymologically, the entry records: From un- + predictability. The correct English form is unpredictability, spelled U-N-P-R-E-D-I-C-T-A-B-I-L-I-T-Y.
Definition
- 1The quality of being unpredictable.
- 2Something which is unpredictable.
Etymology
From un- + predictability.
This word in other languages
Common misspellings
Also misspelled as: nupredictability,unnpredictability,unperdictability,unppredictability,unprdeictability,unpredcitability,unpreddictability,unpredicatbility,unpredicctability,unpredictabbility,unpredictabiilty,unpredictabilitty,unpredictabilityy,unpredictabiliyt,unpredictabillity,unpredictabiltiy,unpredictabliity,unpredictaiblity,unpredictbaility,unpredicttability,unpreditcability,unpreidctability,unprredictability,unrpedictability,upnredictability
Misspelling Pattern Breakdown
How far each generated variant is from the correct spelling of unpredictability - 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.
Frequently Asked Questions
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Using “unpredictability”
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-I-L-I-T-Y - 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.