immunodeficiency

Name: immunodeficiency, English Word Data
Creator: Wiktionary
License: https://creativecommons.org/licenses/by-sa/4.0/

/ɪˌmjuːnəʊdɪˈfɪʃənsi/

//ɪˌmjuːnəʊdɪˈfɪʃənsi// noun

By PlainSpell · According to Wiktionary data (CC BY-SA) · analyzed September 3, 2026

The verdict

“immunodeficiency” has 22 generated spelling variants in the English index at frequency #41,190. The variants make it a useful spelling check.

#41,190
frequency rank, English: 2,140
“I” headwords: 22
tracked misspellings

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - A depletion in the body's natural immune system, or in some component of it.

Corpus desk

Index EN-immunodeficiency · immunodeficiency · English

immunodeficiency · rank #41,190 · 22 variants · 0 confusables

FREQ-MID #41,190
LEN-MEGA 16 letters
VOW-8 8 vowels
CONFUS-0 No pairs
VAR-HIGH 22 variants
BOOK-MID 2,140
PHOTO-FINISH incrementally

Nearest frequency peer: incrementally (+3 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.

holotype

58,819
hydrant

58,816
ICAO

58,815
immunodefic…

58,811
incremental…

58,808
inlaid

58,802

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

Key facts for immunodeficiency
Property	Value
Headword	immunodeficiency
Language	English
Part of speech	Noun
IPA	/ɪˌmjuːnəʊdɪˈfɪʃənsi/
Letters	16
Frequency rank	#41,190
Misspellings tracked	22
Confusable pairs	0
Source	Wiktionary (kaikki.org)

Frequency seat of misspelling magnet “immunodeficiency”

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

#41,190

#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 “incrementally” (#41,193), “ICAO” (#41,186), “hydrant” (#41,185). Among 2,140 “I” headwords, “immunodeficiency” is #41,190. Source: FrequencyWords open word-frequency list.

A misspelling magnet

The generator records 22 spelling variants around immunodeficiency (IPA /ɪˌmjuːnəʊdɪˈfɪʃənsi/), anoun. Corpus frequency is #41,190 among 2,140 “I” headwords. Dominant gloss: "A depletion in the body's natural immune system, or in some component of it.".

Our generated misspelling index lists 22 likely wrong-spelling variants for immunodeficiency, with forms such as "immnuodeficiency", "immundoeficiency", and "immunnodeficiency". 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. No confusable counterpart is on file for this word, suggesting its spelling stands apart enough that readers rarely confuse it with something else.

Etymologically, the entry records: From immuno- + deficiency. The correct English form is immunodeficiency, spelled I-M-M-U-N-O-D-E-F-I-C-I-E-N-C-Y.

Definition

1
A depletion in the body's natural immune system, or in some component of it.

Etymology

From immuno- + deficiency.

This word in other languages

immunodéficience(Français)

Common misspellings

Also misspelled as:

immnuodeficiency
immundoeficiency
immunnodeficiency
immunoddeficiency
immunodefciiency
immunodefficiency
immunodeficciency
immunodeficeincy
immunodeficiecny
immunodeficienccy
immunodeficiencyy
immunodeficienncy
immunodeficienyc
immunodeficinecy
immunodefiicency
immunodeifciency
immunodfeiciency
immunoedficiency
immuondeficiency
imumnodeficiency
imunodeficiency
mimunodeficiency

Misspelling Pattern Breakdown

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

Edit distance from "immunodeficiency"

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 "immunodeficiency"?

"immunodeficiency" is spelled I-M-M-U-N-O-D-E-F-I-C-I-E-N-C-Y. The IPA pronunciation is /ɪˌmjuːnəʊdɪˈfɪʃənsi/.

What does "immunodeficiency" mean?

As a noun, "immunodeficiency" means: A depletion in the body's natural immune system, or in some component of it.

What are common misspellings of "immunodeficiency"?

Common misspellings include "immnuodeficiency", "immundoeficiency", "immunnodeficiency", "immunoddeficiency", "immunodefciiency". The correct spelling is "immunodeficiency".

How do you pronounce "immunodeficiency"?

The IPA (International Phonetic Alphabet) transcription for "immunodeficiency" is /ɪˌmjuːnəʊdɪˈfɪʃənsi/. 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 "immunodeficiency"?

From immuno- + deficiency. 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 "immunodeficiency", not the corpus desk frequency band.

Same letter count

Frequency-ranked English headwords with 16 letters (nearest by frequency rank).

miscommunication#41,768 administratively#41,978 counterintuitive#42,072 environmentalism#42,118

Similar misspelling depth

Headwords with a similar count of attested misspellings (22 here; floor ≥5).

nationalization22 variants rationalization22 variants reintroduction22 variants disintegrating22 variants