unfailingly
"unfailingly" is a 11-letter English headword indexed on PlainSpell.
The verdict
“unfailingly” is uncommon English (frequency #67,129 among 1,433 “U” headwords), classed as an adverb. The kind of spelling people second-guess.
- #67,129
- frequency rank, English
- 1,433
- “U” headwords
According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Without fail; reliably; always.
Corpus desk
Index EN-unfailingly · unfailingly · English
unfailingly · rank #67,129 · 0 variants · 0 confusables
- FREQ-RARE #67,129
- LEN-MEGA 11 letters
- VOW-5 5 vowels
- CONFUS-0 No pairs
- VAR-0 0 variants
- BOOK-MID 1,433
- PHOTO-FINISH undistinguish…
Nearest frequency peer: undistinguished (-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 “unfailingly”
Lower corpus rank = more everyday usage (inverted bar length for readability)
- Ulbricht
Ulbricht
32,875 corpus weight
- understate
understate
32,874 corpus weight
- undistingui…
undistinguished
32,873 corpus weight
- unfailingly
unfailingly
32,872 corpus weight
- unobserved
unobserved
32,871 corpus weight
- unprincipled
unprincipled
32,870 corpus weight
What this shows Bars show where “unfailingly” sits against the nearest ranked English headwords in the FrequencyWords band, not a reprint of letter-browse containment.
| Property | Value |
|---|---|
| Headword | unfailingly |
| Language | English |
| Part of speech | Adverb |
| Letters | 11 |
| Frequency rank | #67,129 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Where “unfailingly” sits in English frequency
Rare enough to double-check
unfailingly is uncommon English at frequency #67,129 among 1,433 “U” headwords, classed as anadverb. Rarity is why readers land here mid-draft. Gloss: "Without fail; reliably; always.".
unfailingly doesn't appear in our generated misspelling index, suggesting the orthography follows predictable English patterns. This entry stands alone in our confusable dataset, a sign it's visually distinctive enough not to be mixed up with another word.
Etymologically, the entry records: From unfailing + -ly or un- + failingly. The correct English form is unfailingly, spelled U-N-F-A-I-L-I-N-G-L-Y.
Definition
- 1Without fail; reliably; always.
Recorded use
Wiktionary exampleThese source excerpts show how unfailingly appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.
While unfailingly courteous to the jury, he could be quite sharp with counsel and witnesses, and rattle his sabre at the press: his first reported words in the case were that any journalist thinking of interviewing a juror 'had better bring a toothbrush'.
Etymology
From unfailing + -ly or un- + failingly.
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 September 3, 2026. Primary sources: Wiktionary (via kaikki.org) and FrequencyWords.
Frequently Asked Questions
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Similar English words by spelling shape
Same letter count and similar misspelling depth for "unfailingly", not the corpus desk frequency band.
Same letter count
Frequency-ranked English headwords with 11 letters (nearest by frequency rank).
What to do next
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- Usage frequency rank #67,129 among English headwords in this corpus. Corpus statistics
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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.