tocopherol
"tocopherol" is a 10-letter English headword indexed on PlainSpell.
The verdict
“tocopherol” is uncommon English (frequency #74,580 among 3,151 “T” headwords), classed as a noun. The kind of spelling people second-guess.
- #74,580
- frequency rank, English
- 3,151
- “T” headwords
According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Any of several isomers of the principal component of vitamin E, each containing a chromanol ring and an isoprene side-chain.
Corpus desk
Index EN-tocopherol · tocopherol · English
tocopherol · rank #74,580 · 0 variants · 0 confusables
- FREQ-RARE #74,580
- LEN-MEGA 10 letters
- VOW-4 4 vowels
- CONFUS-0 No pairs
- VAR-0 0 variants
- BOOK-MID 3,151
- PHOTO-FINISH Tojo
Nearest frequency peer: Tojo (+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 “tocopherol”
Sparse band: bars invert rank so rarer forms read shorter
- Thermopylae
Thermopylae
25,426 corpus weight
- Thora
Thora
25,425 corpus weight
- thumbprint
thumbprint
25,423 corpus weight
- tocopherol
tocopherol
25,421 corpus weight
- Tojo
Tojo
25,420 corpus weight
- Toland
Toland
25,418 corpus weight
What this shows Long-tail view: where “tocopherol” sits against similarly uncommon English ranks.
| Property | Value |
|---|---|
| Headword | tocopherol |
| Language | English |
| Part of speech | Noun |
| Letters | 10 |
| Frequency rank | #74,580 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Long-tail rank of “tocopherol” in English
Rare enough to double-check
tocopherol is uncommon English at frequency #74,580 among 3,151 “T” headwords, classed as anoun. Rarity is why readers land here mid-draft. Gloss: "Any of several isomers of the principal component of vitamin E, each containing a chromanol ring and an isoprene side-chain.".
No misspelling variants are generated for tocopherol in our index, suggesting the orthography follows predictable English patterns. This headword has no recorded confusable partner, since no other headword is close enough in sound or shape to pair with it.
Etymologically, the entry records: From Ancient Greek τόκος (tókos, “childbirth”) + φέρειν (phérein, “to bear or carry”) + -ol. The correct English form is tocopherol, spelled T-O-C-O-P-H-E-R-O-L.
Definition
- 1Any of several isomers of the principal component of vitamin E, each containing a chromanol ring and an isoprene side-chain.
Etymology
From Ancient Greek τόκος (tókos, “childbirth”) + φέρειν (phérein, “to bear or carry”) + -ol.
Synonyms
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
How do you spell "tocopherol"?
What does "tocopherol" mean?
What is the origin of the word "tocopherol"?
Is PlainSpell free to use?
Similar English words by spelling shape
Same letter count and similar misspelling depth for "tocopherol", not the corpus desk frequency band.
Same letter count
Frequency-ranked English headwords with 10 letters (nearest by frequency rank).