interventional
"interventional" is a 14-letter English headword indexed on PlainSpell.
The verdict
“interventional” is uncommon English (frequency #51,183 among 2,140 “I” headwords), classed as an adjective. The kind of spelling people second-guess.
- #51,183
- frequency rank, English
- 2,140
- “I” headwords
According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Incorporating, or characterized by, intervention
Corpus desk
Index EN-interventional · interventional · English
interventional · rank #51,183 · 0 variants · 0 confusables
- FREQ-RARE #51,183
- LEN-MEGA 14 letters
- VOW-6 6 vowels
- CONFUS-0 No pairs
- VAR-0 0 variants
- BOOK-MID 2,140
- PHOTO-FINISH investigatory
Nearest frequency peer: investigatory (+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.
Long-tail ranks near “interventional”
Sparse band: bars invert rank so rarer forms read shorter
- inducement
inducement
48,822 corpus weight
- infomercial
infomercial
48,821 corpus weight
- interventio…
interventional
48,818 corpus weight
- investigato…
investigatory
48,817 corpus weight
- Irani
Irani
48,816 corpus weight
- Ishtar
Ishtar
48,815 corpus weight
What this shows Long-tail view: where “interventional” sits against similarly uncommon English ranks.
| Property | Value |
|---|---|
| Headword | interventional |
| Language | English |
| Part of speech | Adjective |
| Letters | 14 |
| Frequency rank | #51,183 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Long-tail rank of “interventional” in English
Rare enough to double-check
interventional is uncommon English at frequency #51,183 among 2,140 “I” headwords, classed as anadjective. Rarity is why readers land here mid-draft. 2 senses are on record.
Our edit-distance generator produced no likely misspellings for interventional, and the word's spelling is regular enough that our generator found nothing worth flagging. This entry stands alone in our confusable dataset, a sign it's visually distinctive enough not to be mixed up with another word.
Etymologically, the entry records: From intervention + -al. The correct English form is interventional, spelled I-N-T-E-R-V-E-N-T-I-O-N-A-L.
Definition
- 1Incorporating, or characterized by, intervention
- 2Specializing in coronary intervention
Recorded use
Wiktionary examplesThese source excerpts show how interventional appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.
We conducted an interventional study.
Even some interventional cardiologists have expressed concern about the many patients without symptoms who are treated surgically.
Etymology
From intervention + -al.
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 "interventional", not the corpus desk frequency band.
Same letter count
Frequency-ranked English headwords with 14 letters (nearest by frequency rank).