unchangeable
/ʌnˈt͡ʃeɪnd͡ʒəbəl/
"unchangeable" is a 12-letter English headword indexed on PlainSpell.
The verdict
“unchangeable” is uncommon English (frequency #59,093 among 1,433 “U” headwords), classed as an adjective. The kind of spelling people second-guess.
- #59,093
- frequency rank, English
- 1,433
- “U” headwords
According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Not changeable; incapable of being changed or of changing; immutable.
Corpus desk
Index EN-unchangeable · unchangeable · English
unchangeable · rank #59,093 · 0 variants · 0 confusables
- FREQ-RARE #59,093
- LEN-MEGA 12 letters
- VOW-5 5 vowels
- CONFUS-0 No pairs
- VAR-0 0 variants
- BOOK-MID 1,433
- PHOTO-FINISH unforced
Nearest frequency peer: unforced (+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.
Long-tail ranks near “unchangeable”
Sparse band: bars invert rank so rarer forms read shorter
- trespasser
trespasser
40,915 corpus weight
- truism
truism
40,914 corpus weight
- unchangeable
unchangeable
40,908 corpus weight
- unforced
unforced
40,907 corpus weight
- urethane
urethane
40,905 corpus weight
- Valletta
Valletta
40,902 corpus weight
What this shows Long-tail view: where “unchangeable” sits against similarly uncommon English ranks.
| Property | Value |
|---|---|
| Headword | unchangeable |
| Language | English |
| Part of speech | Adjective |
| IPA | /ʌnˈt͡ʃeɪnd͡ʒəbəl/ |
| Letters | 12 |
| Frequency rank | #59,093 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Long-tail rank of “unchangeable” in English
Rare enough to double-check
unchangeable is uncommon English at frequency #59,093 among 1,433 “U” headwords, classed as anadjective, transcribed /ʌnˈt͡ʃeɪnd͡ʒəbəl/. Rarity is why readers land here mid-draft. Gloss: "Not changeable; incapable of being changed or of changing; immutable.".
We couldn't generate a plausible misspelling set for unchangeable, since its letter pattern doesn't lend itself to common typo substitutions. This headword has no recorded confusable partner, suggesting its spelling stands apart enough that readers rarely confuse it with something else.
Etymologically, the entry records: Inherited from Middle English unchaungeable; equivalent to un- + changeable. The correct English form is unchangeable, spelled U-N-C-H-A-N-G-E-A-B-L-E.
Definition
- 1Not changeable; incapable of being changed or of changing; immutable.
Recorded use
Wiktionary examplesThese source excerpts show how unchangeable appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.
Less than 15 minutes in, he noted that he had signed an executive order declaring that the federal government will only recognize two unchangeable sexes, male and female, and another order banning trans women from participating in women’s sports.
Psychologists call this the entity theory of intelligence, which is simply the belief that ability is innate and unchangeable.
Etymology
Inherited from Middle English unchaungeable; equivalent to un- + changeable.
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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Similar English words by spelling shape
Same letter count and similar misspelling depth for "unchangeable", not the corpus desk frequency band.
Same letter count
Frequency-ranked English headwords with 12 letters (nearest by frequency rank).