cogwheel
"cogwheel" is a 8-letter English headword indexed on PlainSpell.
The verdict
“cogwheel” is uncommon English (outside the top frequency list), classed as a noun. The kind of spelling people second-guess.
- Unranked
- below top-frequency English
- 8
- letters
According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - A gear wheel.
Corpus desk
Index EN-cogwheel · cogwheel · English
cogwheel · unranked · 0 variants · 0 confusables
- FREQ-UNRANKED Unranked
- LEN-LONG 8 letters
- VOW-3 3 vowels
- CONFUS-0 No pairs
- VAR-0 0 variants
- BOOK-THIN "C" thin
- PHOTO-UNK Peer pending
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.
| Property | Value |
|---|---|
| Headword | cogwheel |
| Language | English |
| Part of speech | Noun |
| Letters | 8 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Long-tail rank of “cogwheel” in English
Rare enough to double-check
cogwheel is uncommon English outside the top frequency list, classed as anoun. Rarity is why readers land here mid-draft. 2 senses are on record.
Zero misspellings are on record for cogwheel in our index, and the word's spelling is regular enough that our generator found nothing worth flagging. This headword has no recorded confusable partner, a sign it's visually distinctive enough not to be mixed up with another word.
Etymologically, the entry records: From cog + wheel. The correct English form is cogwheel, spelled C-O-G-W-H-E-E-L.
Definition
- 1A gear wheel.
- 2Something behaving in a jerky manner similar to a cogwheel, e.g. cogwheel respiration as a side effect of hyperbaric medicine.
Recorded use
Wiktionary exampleThese source excerpts show how cogwheel appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.
Near-synonyms: cog, gear (often synonymous)
Etymology
From cog + wheel.
Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA). See the methodology for how each field is sourced and updated.