misdiagnosis
"misdiagnosis" is a 12-letter English headword indexed on PlainSpell.
The verdict
“misdiagnosis” is uncommon English (frequency #70,906 among 4,057 “M” headwords), classed as a noun. The kind of spelling people second-guess.
- #70,906
- frequency rank, English
- 4,057
- “M” headwords
According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - An incorrect diagnosis.
Corpus desk
Index EN-misdiagnosis · misdiagnosis · English
misdiagnosis · rank #70,906 · 0 variants · 0 confusables
- FREQ-RARE #70,906
- LEN-MEGA 12 letters
- VOW-5 5 vowels
- CONFUS-0 No pairs
- VAR-0 0 variants
- BOOK-MID 4,057
- PHOTO-FINISH Minkowski
Nearest frequency peer: Minkowski (-2 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 “misdiagnosis”
Sparse band: bars invert rank so rarer forms read shorter
- mincemeat
mincemeat
29,099 corpus weight
- Minkowski
Minkowski
29,097 corpus weight
- misdiagnosis
misdiagnosis
29,095 corpus weight
- MLE
MLE
29,093 corpus weight
- Moats
Moats
29,091 corpus weight
- modafinil
modafinil
29,089 corpus weight
What this shows Long-tail view: where “misdiagnosis” sits against similarly uncommon English ranks.
| Property | Value |
|---|---|
| Headword | misdiagnosis |
| Language | English |
| Part of speech | Noun |
| Letters | 12 |
| Frequency rank | #70,906 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Long-tail rank of “misdiagnosis” in English
Rare enough to double-check
misdiagnosis is uncommon English at frequency #70,906 among 4,057 “M” headwords, classed as anoun. Rarity is why readers land here mid-draft. Gloss: "An incorrect diagnosis.".
The misspelling generator found no plausible variants for misdiagnosis, and the word's spelling is regular enough that our generator found nothing worth flagging. It is not paired with a close-neighbour confusable in our dataset, since no other headword is close enough in sound or shape to pair with it.
Etymologically, the entry records: From mis- + diagnosis. The correct English form is misdiagnosis, spelled M-I-S-D-I-A-G-N-O-S-I-S.
Definition
- 1An incorrect diagnosis.
Recorded use
Wiktionary examplesThese source excerpts show how misdiagnosis appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.
Some researchers have proposed that early social dysfunction in 22q11DS is associated with premorbidity to schizophrenia, and that these social impairments may result in a misdiagnosis of an ASD.
They have suffered from misdiagnoses, lapses in treatment, a lack of access to specialized food and physical therapy, displacement and the unrelenting stress of war.
Etymology
From mis- + diagnosis.
This word in other languages
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
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Similar English words by spelling shape
Same letter count and similar misspelling depth for "misdiagnosis", not the corpus desk frequency band.
Same letter count
Frequency-ranked English headwords with 12 letters (nearest by frequency rank).