unviable
"unviable" is a 8-letter English headword indexed on PlainSpell.
The verdict
“unviable” is uncommon English (frequency #69,554 among 1,433 “U” headwords), classed as an adjective. The kind of spelling people second-guess.
- #69,554
- frequency rank, English
- 1,433
- “U” headwords
According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Not viable: not capable of independent life; not practicable.
Corpus desk
Index EN-unviable · unviable · English
unviable · rank #69,554 · 0 variants · 0 confusables
- FREQ-RARE #69,554
- LEN-LONG 8 letters
- VOW-4 4 vowels
- CONFUS-0 No pairs
- VAR-0 0 variants
- BOOK-MID 1,433
- PHOTO-FINISH unsettle
Nearest frequency peer: unsettle (-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 “unviable”
Sparse band: bars invert rank so rarer forms read shorter
- undoes
undoes
30,453 corpus weight
- unexamined
unexamined
30,451 corpus weight
- unheeded
unheeded
30,450 corpus weight
- unmentioned
unmentioned
30,449 corpus weight
- unsettle
unsettle
30,448 corpus weight
- unviable
unviable
30,447 corpus weight
What this shows Long-tail view: where “unviable” sits against similarly uncommon English ranks.
| Property | Value |
|---|---|
| Headword | unviable |
| Language | English |
| Part of speech | Adjective |
| Letters | 8 |
| Frequency rank | #69,554 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Long-tail rank of “unviable” in English
Rare enough to double-check
unviable is uncommon English at frequency #69,554 among 1,433 “U” headwords, classed as anadjective. Rarity is why readers land here mid-draft. Gloss: "Not viable: not capable of independent life; not practicable.".
No generated misspelling entries exist for unviable in our index, 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- + viable. The correct English form is unviable, spelled U-N-V-I-A-B-L-E.
Definition
- 1Not viable: not capable of independent life; not practicable.
Etymology
From un- + viable.
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 "unviable", not the corpus desk frequency band.
Same letter count
Frequency-ranked English headwords with 8 letters (nearest by frequency rank).