unverifiable
"unverifiable" is a 12-letter English headword indexed on PlainSpell.
The verdict
“unverifiable” is uncommon English (frequency #86,899 among 23,789 “U” headwords), classed as an adjective. The kind of spelling people second-guess.
- #86,899
- frequency rank, English
- 23,789
- “U” headwords
According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - Not capable of being verified, confirmed, checked or proven.
Corpus desk
Index EN-unverifiable · unverifiable · English
unverifiable · rank #86,899 · 0 variants · 0 confusables
- FREQ-RARE #86,899
- LEN-MEGA 12 letters
- VOW-6 6 vowels
- CONFUS-0 No pairs
- VAR-0 0 variants
- BOOK-DENSE 23,789
- PHOTO-FINISH untrusted
Nearest frequency peer: untrusted (-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 “unverifiable”
Lower corpus rank = more everyday usage (inverted bar length for readability)
- unruffled
unruffled
13,106 corpus weight
- unsubsidized
unsubsidized
13,104 corpus weight
- untrusted
untrusted
13,103 corpus weight
- unverifiable
unverifiable
13,102 corpus weight
- upregulation
upregulation
13,100 corpus weight
- upvotes
upvotes
13,099 corpus weight
What this shows Bars show where “unverifiable” sits against the nearest ranked English headwords in the FrequencyWords band, not a reprint of letter-browse containment.
| Property | Value |
|---|---|
| Headword | unverifiable |
| Language | English |
| Part of speech | Adjective |
| Letters | 12 |
| Frequency rank | #86,899 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Where “unverifiable” sits in English frequency
Rare enough to double-check
unverifiable is uncommon English at frequency #86,899 among 23,789 “U” headwords, classed as anadjective. Rarity is why readers land here mid-draft. Gloss: "Not capable of being verified, confirmed, checked or proven.".
unverifiable has no tracked misspelling variants, a sign its spelling follows regular English conventions. Our confusable-pair dataset has no match for it, a sign it's visually distinctive enough not to be mixed up with another word.
Etymologically, the entry records: From un- + verifiable. The correct English form is unverifiable, spelled U-N-V-E-R-I-F-I-A-B-L-E.
Definition
- 1Not capable of being verified, confirmed, checked or proven.
Etymology
From un- + verifiable.
This word in other languages
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 "unverifiable"?
What does "unverifiable" mean?
What is the origin of the word "unverifiable"?
Is PlainSpell free to use?
Similar English words by spelling shape
Same letter count and similar misspelling depth for "unverifiable", not the corpus desk frequency band.
Same letter count
Frequency-ranked English headwords with 12 letters (nearest by frequency rank).
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.