diclofenac
/daɪˈkloʊ.fəˌnæk/
"diclofenac" is a 10-letter English headword indexed on PlainSpell.
The verdict
“diclofenac” is uncommon English (frequency #98,026 among 3,470 “D” headwords), classed as a noun. The kind of spelling people second-guess.
- #98,026
- frequency rank, English
- 3,470
- “D” headwords
According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - A painkiller having the chemical formula C₁₄H₁₁Cl₂NO₂
Corpus desk
Index EN-diclofenac · diclofenac · English
diclofenac · rank #98,026 · 0 variants · 0 confusables
- FREQ-RARE #98,026
- LEN-MEGA 10 letters
- VOW-4 4 vowels
- CONFUS-0 No pairs
- VAR-0 0 variants
- BOOK-MID 3,470
- PHOTO-FINISH diarrheal
Nearest frequency peer: diarrheal (-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 “diclofenac”
Sparse band: bars invert rank so rarer forms read shorter
- diacetyl
diacetyl
1,978 corpus weight
- diaphanous
diaphanous
1,977 corpus weight
- diarrheal
diarrheal
1,976 corpus weight
- diclofenac
diclofenac
1,975 corpus weight
- difficultly
difficultly
1,974 corpus weight
- Diggins
Diggins
1,973 corpus weight
What this shows Long-tail view: where “diclofenac” sits against similarly uncommon English ranks.
| Property | Value |
|---|---|
| Headword | diclofenac |
| Language | English |
| Part of speech | Noun |
| IPA | /daɪˈkloʊ.fəˌnæk/ |
| Letters | 10 |
| Frequency rank | #98,026 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Long-tail rank of “diclofenac” in English
Rare enough to double-check
diclofenac is uncommon English at frequency #98,026 among 3,470 “D” headwords, classed as anoun, transcribed /daɪˈkloʊ.fəˌnæk/. Rarity is why readers land here mid-draft. Gloss: "A painkiller having the chemical formula C₁₄H₁₁Cl₂NO₂".
diclofenac doesn't appear in our generated misspelling index, typically a sign the spelling maps closely to how the word sounds. No confusable counterpart is on file for this word, a sign it's visually distinctive enough not to be mixed up with another word.
Etymologically, the entry records: From the systematic name 2-(2-(2,6-dichlorophenylamino)phenyl)acetic acid. The correct English form is diclofenac, spelled D-I-C-L-O-F-E-N-A-C.
Definition
- 1A painkiller having the chemical formula C₁₄H₁₁Cl₂NO₂
Recorded use
Wiktionary exampleThese source excerpts show how diclofenac appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.
A study by Merck of its pain reliever Arcoxia showed similar risks of heart attacks and other cardiovascular problems compared with another painkiller, diclofenac, federal reviewers said in an analysis made public Tuesday.
Etymology
From the systematic name 2-(2-(2,6-dichlorophenylamino)phenyl)acetic acid.
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 "diclofenac", not the corpus desk frequency band.
Same letter count
Frequency-ranked English headwords with 10 letters (nearest by frequency rank).