coenzyme
"coenzyme" is a 8-letter English headword indexed on PlainSpell.
The verdict
“coenzyme” is uncommon English (frequency #58,604 among 5,599 “C” headwords), classed as a noun. The kind of spelling people second-guess.
- #58,604
- frequency rank, English
- 5,599
- “C” headwords
According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Any small molecule that is necessary for the functioning of an enzyme.
Corpus desk
Index EN-coenzyme · coenzyme · English
coenzyme · rank #58,604 · 0 variants · 0 confusables
- FREQ-RARE #58,604
- LEN-LONG 8 letters
- VOW-4 4 vowels
- CONFUS-0 No pairs
- VAR-0 0 variants
- BOOK-DENSE 5,599
- PHOTO-FINISH CLU
Nearest frequency peer: CLU (-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 “coenzyme”
Sparse band: bars invert rank so rarer forms read shorter
- cloakroom
cloakroom
41,400 corpus weight
- clotted
clotted
41,399 corpus weight
- CLU
CLU
41,398 corpus weight
- coenzyme
coenzyme
41,397 corpus weight
- Cohan
Cohan
41,396 corpus weight
- collating
collating
41,395 corpus weight
What this shows Long-tail view: where “coenzyme” sits against similarly uncommon English ranks.
| Property | Value |
|---|---|
| Headword | coenzyme |
| Language | English |
| Part of speech | Noun |
| Letters | 8 |
| Frequency rank | #58,604 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Long-tail rank of “coenzyme” in English
Rare enough to double-check
coenzyme is uncommon English at frequency #58,604 among 5,599 “C” headwords, classed as anoun. Rarity is why readers land here mid-draft. Gloss: "Any small molecule that is necessary for the functioning of an enzyme.".
We couldn't generate a plausible misspelling set for coenzyme, suggesting the orthography follows predictable English patterns. 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 co- + enzyme. The correct English form is coenzyme, spelled C-O-E-N-Z-Y-M-E.
Definition
- 1Any small molecule that is necessary for the functioning of an enzyme.
Recorded use
Wiktionary exampleThese source excerpts show how coenzyme appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.
A coenzyme that exists in all living cells, NAD+ plays a central role in the body’s biological processes, such as regulating cellular energy, increasing insulin sensitivity and reversing mitochondrial dysfunction.
Etymology
From co- + enzyme.
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.
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Similar English words by spelling shape
Same letter count and similar misspelling depth for "coenzyme", not the corpus desk frequency band.
Same letter count
Frequency-ranked English headwords with 8 letters (nearest by frequency rank).