indispensable

/ˌɪndɪˈspɛnsəbəl/

//ˌɪndɪˈspɛnsəbəl// adj

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

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

The verdict

“indispensable” has 21 generated spelling variants in the English index at frequency #18,587. The variants make it a useful spelling check.

#18,587
frequency rank, English
2,140
“I” headwords
21
tracked misspellings

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Absolutely necessary or requisite; that one cannot do without.

Corpus desk

Index EN-indispensable · indispensable · English

indispensable · rank #18,587 · 21 variants · 0 confusables

  • FREQ-MID #18,587
  • LEN-MEGA 13 letters
  • VOW-5 5 vowels
  • CONFUS-0 No pairs
  • VAR-HIGH 21 variants
  • BOOK-MID 2,140
  • PHOTO-FINISH indifference

Nearest frequency peer: indifference (-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 “indispensable”

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

corpus weight

What this shows “indispensable” 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 indispensable
PropertyValue
Headwordindispensable
LanguageEnglish
Part of speechAdjective
IPA/ˌɪndɪˈspɛnsəbəl/
Letters13
Frequency rank#18,587
Misspellings tracked21
Confusable pairs0
SourceWiktionary (kaikki.org)

Frequency seat of misspelling magnet “indispensable”

Word frequency stretches from the small set of words we reach for constantly (left) out to the long tail barely used once in a while (right).indispensablelands here:

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

The axis is logarithmic, with each marked tick roughly ten times rarer than the last. Same rarity band neighbours include “indifference” (#18,586), “infirmary” (#18,588), “IK” (#18,585). Among 2,140 “I” headwords, “indispensable” is #18,587. Source: FrequencyWords open word-frequency list.

A misspelling magnet

The generator records 21 spelling variants around indispensable (IPA /ˌɪndɪˈspɛnsəbəl/), anadjective. Corpus frequency is #18,587 among 2,140 “I” headwords. Wiktionary lists 3 senses, so context still picks the gloss.

Our generated misspelling index lists 21 likely wrong-spelling variants for indispensable, with forms such as "idnispensable", "inddispensable", and "indipsensable". Every one of these variants traces to a single-character edit -- an added or dropped letter, a swapped consonant, or a vowel swap -- the kind of slip a spell-checker is built to catch. Our dataset records no confusable match here, a sign it's visually distinctive enough not to be mixed up with another word.

Etymologically, the entry records: Borrowed from Middle French indispensable, from Medieval Latin indispensābilis, corresponding to in- + dispensable. The correct English form is indispensable, spelled I-N-D-I-S-P-E-N-S-A-B-L-E.

Definition

  1. 1
    Absolutely necessary or requisite; that one cannot do without.
  2. 2
    Unbendable, that cannot be set aside or ignored.
  3. 3
    Not admitting ecclesiastical dispensation; not subject to release or exemption; that cannot be allowed by bending the canonical rules.

Recorded use

Wiktionary examples

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

  1. An indispensable component of a heart-healthy diet.
  2. But through the oligopoly, charcoal fuel proliferated throughout London's trades and industries. By the 1200s, brewers and bakers, tilemakers, glassblowers, pottery producers, and a range of other craftsmen all became hour-to-hour consumers of charcoal. This only magnified the indispensable nature of the oligopolists.

Etymology

Borrowed from Middle French indispensable, from Medieval Latin indispensābilis, corresponding to in- + dispensable.

Antonyms

dispensable

This word in other languages

imprescindible(Español)indispensable(Français)unentbehrlich(Deutsch)indispensável(Português)

Common misspellings

Also misspelled as:

  • idnispensable
  • inddispensable
  • indipsensable
  • indisepnsable
  • indispenasble
  • indispennsable
  • indispensabble
  • indispensabel
  • indispensablle
  • indispensalbe
  • indispensbale
  • indispensible
  • indispenssable
  • indispesnable
  • indispnesable
  • indisppensable
  • indisspensable
  • indsipensable
  • inidspensable
  • inndispensable
  • nidispensable

Misspelling Pattern Breakdown

How far each generated variant is from the correct spelling of indispensable - measured in single-character edits (insert, delete, or substitute a letter). Larger bars are easier to catch; one-edit slips are the sneakiest.

idnispensable2inddispensable1indipsensable2indisepnsable2indispenasble2indispennsable1indispensabble1indispensabel2
Edit distance from "indispensable"

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 "indispensable"?
"indispensable" is spelled I-N-D-I-S-P-E-N-S-A-B-L-E. The IPA pronunciation is /ˌɪndɪˈspɛnsəbəl/.
What does "indispensable" mean?
As an adjective, "indispensable" means: Absolutely necessary or requisite; that one cannot do without.
What are common misspellings of "indispensable"?
Common misspellings include "idnispensable", "inddispensable", "indipsensable", "indisepnsable", "indispenasble". The correct spelling is "indispensable".
How do you pronounce "indispensable"?
The IPA (International Phonetic Alphabet) transcription for "indispensable" is /ˌɪndɪˈspɛnsəbəl/. 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 "indispensable"?
Borrowed from Middle French indispensable, from Medieval Latin indispensābilis, corresponding to in- + dispensable. 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 "indispensable", not the corpus desk frequency band.

Same letter count

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

Middlesbrough#18,624socioeconomic#18,699spontaneously#18,701reimbursement#18,411

Similar misspelling depth

Headwords with a similar count of attested misspellings (21 here; floor ≥5).

cybersecurity21 variantscomplimentary21 variantsauthentication21 variantsreorganization21 variants

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

Source: FrequencyWords open word-frequency list