infeasible
adjective
infeasible is spelled I-N-F-E-A-S-I-B-L-E. The wrong spelling people search most is imfeasible: about 10 Bing searches a month in the United States (September 2025 to August 2026), about 1 in 39 of all searches for the word. Infeasible is an adjective meaning “Not feasible”.
How many letters and syllables are in infeasible?
| Letters | 10: I-N-F-E-A-S-I-B-L-E |
|---|---|
| Syllables | 4 (from its American pronunciation) |
| In writing | about once in every 5 million words; the 69,884th most frequent word form |
| Wrong spellings searched | 1; the most searched, imfeasible, about 10 Bing searches a month (all of them) |
| Pairs people search |
Sources: letters and syllables from the English Wiktionary's hyphenation or pronunciation and the CMU Pronouncing Dictionary; written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media); Bing searches in the United States: the average month from September 2025 to August 2026 (Microsoft Advertising keyword data through DataForSEO, read September 30, 2026).
How do you spell infeasible?
Infeasible is spelled I-N-F-E-A-S-I-B-L-E. One wrong spelling is searched or written often enough to measure; together they are about 1 in 39 of the searches for infeasible in either form.
Bing searches in the United States: the average month from September 2025 to August 2026 (Microsoft Advertising keyword data through DataForSEO, read September 30, 2026). Wrong spellings are taken from Wiktionary entries tagged "misspelling" and its obsolete or nonstandard forms, Wikipedia's Lists of common misspellings and the codespell dictionary, then measured. The proofreader's marks show the change that corrects each one.
How common is infeasible?
Infeasible appears about once in every 5 million words in written English, the 69,884th most frequent word form in the list.
Source: written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).
How do you pronounce infeasible?
Infeasible has 4 syllables (counted from its American pronunciation in the CMU Pronouncing Dictionary).
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Words people confuse with infeasible
Word pairs people search, with the monthly searches for “a vs b” (G: Google, B: Bing, United States).
Sources: Google and Bing searches (September 2025 to August 2026, through DataForSEO); English Wiktionary (homophones, alternative spellings).
Forms of infeasible
- more infeasible comparative
- most infeasible superlative
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
What does infeasible mean?
The meanings the English Wiktionary records, quoted as written there (source below).
adjective
- 1
Not feasible.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Infeasible in Spanish, French, German and Portuguese
In the sense not feasible:
| Language | Words |
|---|---|
| French | infaisable |
| German | undurchführbar |
| Portuguese | inviável, inexequível, impraticável |
| Spanish | imposible, no factible, irrealizable, inhacedero |
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Translations are Wiktionary's, by sense; a linked word has its own PlainSpell page.
Where does infeasible come from?
From in- + feasible. Cognate to French infaisable.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).