infeasible
"infeasible" is a 10-letter English headword indexed on PlainSpell.
The verdict
“infeasible” is uncommon English (frequency #69,953 among 2,140 “I” headwords), classed as an adjective. The kind of spelling people second-guess.
- #69,953
- frequency rank, English
- 2,140
- “I” headwords
According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Not feasible.
Corpus desk
Index EN-infeasible · infeasible · English
infeasible · rank #69,953 · 0 variants · 0 confusables
- FREQ-RARE #69,953
- LEN-MEGA 10 letters
- VOW-5 5 vowels
- CONFUS-0 No pairs
- VAR-0 0 variants
- BOOK-MID 2,140
- PHOTO-FINISH inductively
Nearest frequency peer: inductively (-2 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 “infeasible”
Sparse band: bars invert rank so rarer forms read shorter
- indistinctly
indistinctly
30,052 corpus weight
- indolent
indolent
30,051 corpus weight
- inductively
inductively
30,050 corpus weight
- infeasible
infeasible
30,048 corpus weight
- inoculate
inoculate
30,046 corpus weight
- insistently
insistently
30,045 corpus weight
What this shows Long-tail view: where “infeasible” sits against similarly uncommon English ranks.
| Property | Value |
|---|---|
| Headword | infeasible |
| Language | English |
| Part of speech | Adjective |
| Letters | 10 |
| Frequency rank | #69,953 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Long-tail rank of “infeasible” in English
Rare enough to double-check
infeasible is uncommon English at frequency #69,953 among 2,140 “I” headwords, classed as anadjective. Rarity is why readers land here mid-draft. Gloss: "Not feasible.".
We couldn't generate a plausible misspelling set for infeasible, since its letter sequence doesn't invite the usual edit-distance slips. Our dataset records no confusable match here, since nothing in our dataset looks or sounds close enough to cause mix-ups.
Etymologically, the entry records: From in- + feasible. Cognate to French infaisable. The correct English form is infeasible, spelled I-N-F-E-A-S-I-B-L-E.
Definition
- 1Not feasible.
Recorded use
Wiktionary examplesThese source excerpts show how infeasible appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.
"With magic in limited use and hidden, it was possible to enhance the various magic resistances of humans, and to keep certain forms of magic from being possible. If magic enters common usage, this interference becomes infeasible."
Labour's Shadow Transport Secretary Louise Haigh said: "There is a cost-of-living crisis, and the Prime Minister blew nearly £1m of public money on an utterly infeasible vanity project. That's enough to fill 18,000 potholes. This shows the Tories' sheer disrespect for public money."
Etymology
From in- + feasible. Cognate to French infaisable.
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.
Frequently Asked Questions
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Similar English words by spelling shape
Same letter count and similar misspelling depth for "infeasible", not the corpus desk frequency band.
Same letter count
Frequency-ranked English headwords with 10 letters (nearest by frequency rank).