inconceivable

/ɪn.kənˈsiː.və.bl̩/

//ɪn.kənˈsiː.və.bl̩// adj

By · According to Wiktionary data (CC BY-SA) ·

"inconceivable" is a 13-letter English headword indexed on PlainSpell.

The verdict

“inconceivable” has 20 generated spelling variants in the English index at frequency #26,469. The variants make it a useful spelling check.

#26,469
frequency rank, English
2,140
“I” headwords
20
tracked misspellings

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Unable to be conceived or imagined; unbelievable.

Corpus desk

Index EN-inconceivable · inconceivable · English

inconceivable · rank #26,469 · 20 variants · 0 confusables

  • FREQ-MID #26,469
  • LEN-MEGA 13 letters
  • VOW-6 6 vowels
  • CONFUS-0 No pairs
  • VAR-HIGH 20 variants
  • BOOK-MID 2,140
  • PHOTO-FINISH impenetrable

Nearest frequency peer: impenetrable (-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.

Rank peers near misspelling magnet “inconceivable”

Same rarity band: useful when a typo lands on a peer headword

corpus weight

What this shows “inconceivable” sits among these FrequencyWords peers; misspelling depth is tracked separately in the edit-distance chart.

Source FrequencyWords open word-frequency list As of September 3, 2026
Key facts for inconceivable
PropertyValue
Headwordinconceivable
LanguageEnglish
Part of speechAdjective
IPA/ɪn.kənˈsiː.və.bl̩/
Letters13
Frequency rank#26,469
Misspellings tracked20
Confusable pairs0
SourceWiktionary (kaikki.org)

Frequency seat of misspelling magnet “inconceivable”

Every-word frequency runs from the handful of words we use constantly (left) to the long tail used once in a blue moon (right).inconceivablelands here:

#1#100#1K#10K#100K
← used constantlyrarely used →

Ticks step logarithmically, so each one marks a roughly tenfold drop in how often the word turns up. Same rarity band neighbours include “impenetrable” (#26,468), “industrialization” (#26,470), “Huntsville” (#26,467). Among 2,140 “I” headwords, “inconceivable” is #26,469. Source: FrequencyWords open word-frequency list.

A misspelling magnet

The generator records 20 spelling variants around inconceivable (IPA /ɪn.kənˈsiː.və.bl̩/), anadjective. Corpus frequency is #26,469 among 2,140 “I” headwords. Dominant gloss: "Unable to be conceived or imagined; unbelievable.".

Our generated misspelling index lists 20 likely wrong-spelling variants for inconceivable, with forms such as "icnonceivable", "incconceivable", and "incnoceivable". Each of these forms differs from the correct spelling by one small edit: a doubled letter, a dropped silent letter, or a substituted vowel. No close-neighbour confusable shows up for this headword in our dataset, which tends to mean the word is visually distinctive enough to stand on its own.

Etymologically, the entry records: From in- + conceivable. The correct English form is inconceivable, spelled I-N-C-O-N-C-E-I-V-A-B-L-E.

Definition

  1. 1
    Unable to be conceived or imagined; unbelievable.

Recorded use

Wiktionary example

These source excerpts show how inconceivable appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.

  1. While the world altered dramatically during the course of her reign, the monarchy did too, though rather more imperceptibly: the walkabouts that increasingly characterised royal appearances, the pop concerts at Buckingham Palace, the throwing open of the royal palaces to visitors – even the paying of income tax, and royal podcasts – would have been inconc…

Etymology

From in- + conceivable.

Antonyms

conceivable

This word in other languages

inconcebible(Español)inconcevable(Français)unfassbar(Deutsch)

Common misspellings

Also misspelled as:

  • icnonceivable
  • incconceivable
  • incnoceivable
  • incocneivable
  • inconcceivable
  • inconceiavble
  • inconceivabble
  • inconceivabel
  • inconceivablle
  • inconceivalbe
  • inconceivbale
  • inconceivible
  • inconceivvable
  • inconceviable
  • inconcievable
  • inconecivable
  • inconnceivable
  • innconceivable
  • inocnceivable
  • niconceivable

Misspelling Pattern Breakdown

How far each generated variant is from the correct spelling of inconceivable - counted as single-character edits (an insertion, a deletion, or a substituted letter). The larger the bar, the easier the typo is to spot; one-edit slips are the ones that sneak past readers.

icnonceivable2incconceivable1incnoceivable2incocneivable2inconcceivable1inconceiavble2inconceivabble1inconceivabel2
Edit distance from "inconceivable"

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

How do you spell "inconceivable"?
"inconceivable" is spelled I-N-C-O-N-C-E-I-V-A-B-L-E. The IPA pronunciation is /ɪn.kənˈsiː.və.bl̩/.
What does "inconceivable" mean?
As an adjective, "inconceivable" means: Unable to be conceived or imagined; unbelievable.
What are common misspellings of "inconceivable"?
Common misspellings include "icnonceivable", "incconceivable", "incnoceivable", "incocneivable", "inconcceivable". The correct spelling is "inconceivable".
How do you pronounce "inconceivable"?
The IPA (International Phonetic Alphabet) transcription for "inconceivable" is /ɪn.kənˈsiː.və.bl̩/. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What is the origin of the word "inconceivable"?
From in- + conceivable. See the full etymology section above for more details.
Is PlainSpell free to use?
Yes, PlainSpell is a completely free word reference. You can look up definitions, pronunciations, confusable pairs, homophones, and spelling corrections across 5 languages without any sign-up or subscription.

Similar English words by spelling shape

Same letter count and similar misspelling depth for "inconceivable", not the corpus desk frequency band.

Same letter count

Frequency-ranked English headwords with 13 letters (nearest by frequency rank).

objectionable#26,531opportunistic#26,536competitively#26,376dermatologist#26,748

Similar misspelling depth

Headwords with a similar count of attested misspellings (20 here; floor ≥5).

conventionally20 variantstransferable20 variantsmismanagement20 variantsfertilization20 variants

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list