endometriosis

/ˌɛndoʊˌmiːtɹiˈoʊsɪs/

//ˌɛndoʊˌmiːtɹiˈoʊsɪs// noun

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

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

The verdict

“endometriosis” has 19 generated spelling variants in the English index at frequency #40,682. The variants make it a useful spelling check.

#40,682
frequency rank, English
2,246
“E” headwords
19
tracked misspellings

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - A generally painful condition characterised by the presence of endometrial-like tissue in places other than the lining of the uterus; an instance of such tissue being present.

Corpus desk

Index EN-endometriosis · endometriosis · English

endometriosis · rank #40,682 · 19 variants · 0 confusables

  • FREQ-MID #40,682
  • LEN-MEGA 13 letters
  • VOW-6 6 vowels
  • CONFUS-0 No pairs
  • VAR-HIGH 19 variants
  • BOOK-MID 2,246
  • PHOTO-FINISH emphysema

Nearest frequency peer: emphysema (-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 “endometriosis”

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

corpus weight

What this shows “endometriosis” 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 endometriosis
PropertyValue
Headwordendometriosis
LanguageEnglish
Part of speechNoun
IPA/ˌɛndoʊˌmiːtɹiˈoʊsɪs/
Letters13
Frequency rank#40,682
Misspellings tracked19
Confusable pairs0
SourceWiktionary (kaikki.org)

Frequency seat of misspelling magnet “endometriosis”

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).endometriosislands here:

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

Scale is logarithmic (each tick is 10× rarer). Same rarity band neighbours include “emphysema” (#40,681), “emotionless” (#40,680), “Eritrean” (#40,684). Among 2,246 “E” headwords, “endometriosis” is #40,682. Source: FrequencyWords open word-frequency list.

A misspelling magnet

The generator records 19 spelling variants around endometriosis (IPA /ˌɛndoʊˌmiːtɹiˈoʊsɪs/), anoun. Corpus frequency is #40,682 among 2,246 “E” headwords. Dominant gloss: "A generally painful condition characterised by the presence of endometrial-like tissue in places other than the lining of the uterus; an instance of such tissue being present.".

Our generated misspelling index lists 19 likely wrong-spelling variants for endometriosis, with forms such as "ednometriosis", "enddometriosis", and "endmoetriosis". Each of these forms differs from the correct spelling by one small edit: a doubled letter, a dropped silent letter, or a substituted vowel. It is not paired with a close-neighbour confusable in our dataset, a sign it's visually distinctive enough not to be mixed up with another word.

Etymologically, the entry records: From endometrium + -osis. The correct English form is endometriosis, spelled E-N-D-O-M-E-T-R-I-O-S-I-S.

Definition

  1. 1
    A generally painful condition characterised by the presence of endometrial-like tissue in places other than the lining of the uterus; an instance of such tissue being present.

Recorded use

Wiktionary examples

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

  1. The cyclic changes characterizing endometrioses are particularly apparent in endometriosis of the bladder.
  2. This chapter will cover all types of extragenital endometriosis reported in the literature, besides bowel and urinary tract endometriosis, which are dealt with in detail elsewhere in this book.

Etymology

From endometrium + -osis.

This word in other languages

endometriosis(Español)endométriose(Français)Endometriose(Deutsch)endometriose(Português)

Common misspellings

Also misspelled as:

  • ednometriosis
  • enddometriosis
  • endmoetriosis
  • endoemtriosis
  • endomertiosis
  • endometirosis
  • endometrioiss
  • endometriosiss
  • endometriossi
  • endometriossis
  • endometrisois
  • endometroisis
  • endometrriosis
  • endomettriosis
  • endommetriosis
  • endomteriosis
  • enndometriosis
  • enodmetriosis
  • nedometriosis

Misspelling Pattern Breakdown

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

ednometriosis2enddometriosis1endmoetriosis2endoemtriosis2endomertiosis2endometirosis2endometrioiss2endometriosiss1
Edit distance from "endometriosis"

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 "endometriosis"?
"endometriosis" is spelled E-N-D-O-M-E-T-R-I-O-S-I-S. The IPA pronunciation is /ˌɛndoʊˌmiːtɹiˈoʊsɪs/.
What does "endometriosis" mean?
As a noun, "endometriosis" means: A generally painful condition characterised by the presence of endometrial-like tissue in places other than the lining of the uterus; an instance of such tissue being present.
What are common misspellings of "endometriosis"?
Common misspellings include "ednometriosis", "enddometriosis", "endmoetriosis", "endoemtriosis", "endomertiosis". The correct spelling is "endometriosis".
How do you pronounce "endometriosis"?
The IPA (International Phonetic Alphabet) transcription for "endometriosis" is /ˌɛndoʊˌmiːtɹiˈoʊsɪs/. 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 "endometriosis"?
From endometrium + -osis. 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 "endometriosis", not the corpus desk frequency band.

Same letter count

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

disengagement#40,656monochromatic#40,801postoperative#40,843professorship#40,850

Similar misspelling depth

Headwords with a similar count of attested misspellings (19 here; floor ≥5).

electrolysis19 variantshypertrophy19 variantsunanticipated19 variantsvaledictorian19 variants

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

Source: FrequencyWords open word-frequency list