insoluble

\ɛ̃.sɔ.lybl\

/\ɛ̃.sɔ.lybl\/ adj

The verdict

“insoluble” is a moderately-common French word, ranked #38,862 in French word frequency and used as an adjective.

#38,862
frequency rank, French
9
letters
13
tracked misspellings
1
confusable pair

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - Qui ne peut pas être solubilisé ou dissout.

Visual similarity to commonly confused words

How many letter changes separate each confused pair (Levenshtein distance, normalized).

insoluble vs insalubre
78% similar

Source: PlainSpell confusable corpus (Wiktionary, CC BY-SA).

Key facts for insoluble
PropertyValue
Headwordinsoluble
LanguageFrench
Part of speechAdjective
IPA\ɛ̃.sɔ.lybl\
Letters9
Frequency rank#38,862
Misspellings tracked13
Confusable pairs1
SourceWiktionary (kaikki.org)

Where “insoluble” sits in French frequency

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

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

Scale is logarithmic (each tick is 10× rarer). Source: FrequencyWords open word-frequency list.

Spelling & Dictionary Insight

The French entry for insoluble is 9 letters long, classified as an adjective, and transcribed in the International Phonetic Alphabet as \ɛ̃.sɔ.lybl\. Corpus data places it at rank #38,862 in overall French word frequency, marking it as uncommon enough that many writers pause before typing it. Wiktionary records 2 distinct senses for this headword, so context determines which meaning a reader should apply.

Our generated misspelling index lists 13 likely wrong-spelling variants for insoluble, with forms such as "innsoluble", "inosluble", and "inslouble". Each variant is a distinct typo pattern an edit-distance generator flags, typically a doubled-consonant error, a silent-letter drop, or a vowel substitution. It also participates in 1 confusable-pair relationship, "insalubre", a pairing that trips writers up because the two words share enough sound or shape to blur together.

This headword's origin isn't recorded in our source data, so its spelling is easiest explained by how it's pronounced rather than where it came from. The correct French form is insoluble, spelled I-N-S-O-L-U-B-L-E.

Definition

  1. 1
    Qui ne peut pas être solubilisé ou dissout.
  2. 2
    Qui ne peut être résolu.

Antonyms

This word in other languages

Common misspellings

Also misspelled as: innsoluble,inosluble,inslouble,insolbule,insolluble,insolubble,insolubel,insolublle,insolulbe,insoulble,inssoluble,isnoluble,nisoluble

Misspelling Pattern Breakdown

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

innsoluble1inosluble2inslouble2insolbule2insolluble1insolubble1insolubel2insolublle1
Edit distance from "insoluble"

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 French corpus, MIT). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "insoluble"?
"insoluble" is spelled I-N-S-O-L-U-B-L-E. The IPA pronunciation is \ɛ̃.sɔ.lybl\.
What does "insoluble" mean?
As an adjective, "insoluble" means: Qui ne peut pas être solubilisé ou dissout.
What words are commonly confused with "insoluble"?
"insoluble" is commonly confused with "insalubre". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
How do you pronounce "insoluble"?
The IPA (International Phonetic Alphabet) transcription for "insoluble" is \ɛ̃.sɔ.lybl\. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "insoluble" come from?
"insoluble" is a French word. PlainSpell's reference spans five languages -- English, Spanish, Portuguese, French, and German -- with definitions, pronunciations, and spelling data for each.
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.

Using “insoluble”

The practical upshot for anyone who landed here from a spell-check.

  • The one correct French spelling is I-N-S-O-L-U-B-L-E - every other letter order is a misspelling in standard orthography.
  • Say it as \ɛ̃.sɔ.lybl\ (IPA); tap the speaker on the pronunciation badge to hear it where audio exists.
  • Don't mix it up with “insalubre” - see the side-by-side comparison. insoluble vs insalubre
  • Browse more French words and confusable pairs in the same reference. French words
Data Source

Wiktionary (via kaikki.org), licensed under CC BY-SA & GFDL. Word ordering uses an open word-frequency list; misspelling variants are generated by edit-distance from the correct headword.

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

Source: FrequencyWords open word-frequency list FrequencyWords open word-frequency list