PTSD
"ptsd" is a 4-letter English headword indexed on PlainSpell.
The verdict
“PTSD” has 7 generated spelling variants in the English index at frequency #14,195. The variants make it a useful spelling check.
- #14,195
- frequency rank, English
- 4,417
- “P” headwords
- 7
- tracked misspellings
- 20
- confusable pairs
According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Initialism of post-traumatic stress disorder.
Corpus desk
Index EN-ptsd · PTSD · English
PTSD · rank #14,195 · 7 variants · 20 confusables
- FREQ-MID #14,195
- LEN-MID 4 letters
- VOW-0 0 vowels
- CONFUS-HIGH 20 pairs
- VAR-MID 7 variants
- BOOK-MID 4,417
- PHOTO-FINISH prosecute
Nearest frequency peer: prosecute (-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 “PTSD”
Same rarity band: useful when a typo lands on a peer headword
- prominence
prominence
85,809 corpus weight
- prophets
prophets
85,808 corpus weight
- prosecute
prosecute
85,807 corpus weight
- PTSD
PTSD
85,806 corpus weight
- quartet
quartet
85,805 corpus weight
- radically
radically
85,804 corpus weight
What this shows “PTSD” sits among these FrequencyWords peers; misspelling depth is tracked separately in the edit-distance chart.
Visual similarity to commonly confused words
How many letter changes separate each confused pair (Levenshtein distance, normalized).
Source: PlainSpell confusable corpus (Wiktionary, CC BY-SA).
| Property | Value |
|---|---|
| Headword | PTSD |
| Language | English |
| Part of speech | Noun |
| Letters | 4 |
| Frequency rank | #14,195 |
| Misspellings tracked | 7 |
| Confusable pairs | 20 |
| Source | Wiktionary (kaikki.org) |
Frequency seat of misspelling magnet “PTSD”
A misspelling magnet
The generator records 7 spelling variants around PTSD, anoun. Corpus frequency is #14,195 among 4,417 “P” headwords. Dominant gloss: "Initialism of post-traumatic stress disorder.".
Our generated misspelling index lists 7 likely wrong-spelling variants for PTSD, with forms such as "pptsd", "pstd", and "ptds". Every one of these variants traces to a single-character edit -- an added or dropped letter, a swapped consonant, or a vowel swap -- the kind of slip a spell-checker is built to catch. It also participates in 20 confusable-pair relationships, "pus", "push", "puts", and more, since the words sound or look close enough that writers reach for the wrong one mid-sentence.
This entry's etymology isn't recorded, so any spelling logic here comes from how the word's sounds map to letters, not a documented origin story. The correct English form is PTSD, spelled P-T-S-D.
Definition
- 1Initialism of post-traumatic stress disorder.
Recorded use
Wiktionary examplesThese source excerpts show how PTSD appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.
I read that parents suffering from PTSD are more likely to hit their children.
But Wisniewski explained that the most promising aromatic journeys, like those designed by Verbeek, are not always sweet smelling. Treating PTSD requires re-creating battlefield aromas, for example, while firefighters might train in smoke-scented simulations.
This word in other languages
Common misspellings
Also misspelled as:
- pptsd
- pstd
- ptds
- ptsdd
- ptssd
- pttsd
- tpsd
Misspelling Pattern Breakdown
How far each generated variant is from the correct spelling of PTSD - measured in single-character edits (insert, delete, or substitute a letter). Larger bars are easier to catch; one-edit slips are the sneakiest.
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 "PTSD", not the corpus desk frequency band.
Same letter count
Frequency-ranked English headwords with 4 letters (nearest by frequency rank).
Similar misspelling depth
Headwords with a similar count of attested misspellings (7 here; floor ≥5).