indigestible

adj

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

"indigestible" is a 12-letter English headword indexed on PlainSpell.

The verdict

“indigestible” is uncommon English (frequency #84,392 among 2,140 “I” headwords), classed as an adjective. The kind of spelling people second-guess.

#84,392
frequency rank, English
2,140
“I” headwords

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Difficult or impossible to digest.

Corpus desk

Index EN-indigestible · indigestible · English

indigestible · rank #84,392 · 0 variants · 0 confusables

  • FREQ-RARE #84,392
  • LEN-MEGA 12 letters
  • VOW-5 5 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-MID 2,140
  • PHOTO-FINISH incivility

Nearest frequency peer: incivility (-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 “indigestible”

Sparse band: bars invert rank so rarer forms read shorter

corpus weight

What this shows Long-tail view: where “indigestible” sits against similarly uncommon English ranks.

Source FrequencyWords open word-frequency list As of September 3, 2026
Key facts for indigestible
PropertyValue
Headwordindigestible
LanguageEnglish
Part of speechAdjective
Letters12
Frequency rank#84,392
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “indigestible” in English

This scale runs from the tiny cluster of words that carry ordinary speech (left) to the long tail of words almost nobody reaches for (right).indigestiblefalls in this rarity band:

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

The axis is logarithmic, with each marked tick roughly ten times rarer than the last. Rare peers in the same band: “incivility” (#84,391), “inescapably” (#84,393), “Inari” (#84,390). Among 2,140 “I” headwords, “indigestible” is #84,392. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

indigestible is uncommon English at frequency #84,392 among 2,140 “I” headwords, classed as anadjective. Rarity is why readers land here mid-draft. 2 senses are on record.

The misspelling generator found no plausible variants for indigestible, suggesting the orthography follows predictable English patterns. Our confusable-pair dataset has no match for it, since no other headword is close enough in sound or shape to pair with it.

Etymologically, the entry records: From in- + digestible. The correct English form is indigestible, spelled I-N-D-I-G-E-S-T-I-B-L-E.

Definition

  1. 1
    Difficult or impossible to digest.
  2. 2
    Difficult to accept; unpalatable.

Etymology

From in- + digestible.

This word in other languages

indigesto(Español)indigeste(Français)unverdaulich(Deutsch)

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 "indigestible"?
"indigestible" is spelled I-N-D-I-G-E-S-T-I-B-L-E.
What does "indigestible" mean?
As an adjective, "indigestible" means: Difficult or impossible to digest.
What is the origin of the word "indigestible"?
From in- + digestible. 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 "indigestible", not the corpus desk frequency band.

Same letter count

Frequency-ranked English headwords with 12 letters (nearest by frequency rank).

ingratiating#84,394marriageable#84,492microbrewery#84,511multifarious#84,538

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

Source: FrequencyWords open word-frequency list