convexity
"convexity" is a 9-letter English headword indexed on PlainSpell.
The verdict
“convexity” is uncommon English (frequency #83,143 among 5,599 “C” headwords), classed as a noun. The kind of spelling people second-guess.
- #83,143
- frequency rank, English
- 5,599
- “C” headwords
According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - The state of being convex.
Corpus desk
Index EN-convexity · convexity · English
convexity · rank #83,143 · 0 variants · 0 confusables
- FREQ-RARE #83,143
- LEN-LONG 9 letters
- VOW-4 4 vowels
- CONFUS-0 No pairs
- VAR-0 0 variants
- BOOK-DENSE 5,599
- PHOTO-FINISH confectioner
Nearest frequency peer: confectioner (-4 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 “convexity”
Sparse band: bars invert rank so rarer forms read shorter
- comport
comport
16,866 corpus weight
- concessiona…
concessionary
16,863 corpus weight
- confectioner
confectioner
16,862 corpus weight
- convexity
convexity
16,858 corpus weight
- Coupland
Coupland
16,853 corpus weight
- covetous
covetous
16,851 corpus weight
What this shows Long-tail view: where “convexity” sits against similarly uncommon English ranks.
| Property | Value |
|---|---|
| Headword | convexity |
| Language | English |
| Part of speech | Noun |
| Letters | 9 |
| Frequency rank | #83,143 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Long-tail rank of “convexity” in English
Rare enough to double-check
convexity is uncommon English at frequency #83,143 among 5,599 “C” headwords, classed as anoun. Rarity is why readers land here mid-draft. 3 senses are on record.
The misspelling generator found no plausible variants for convexity, since its letter sequence doesn't invite the usual edit-distance slips. Our confusable-pair dataset has no match for it, since nothing in our dataset looks or sounds close enough to cause mix-ups.
Etymologically, the entry records: From convex + -ity. The correct English form is convexity, spelled C-O-N-V-E-X-I-T-Y.
Definition
- 1The state of being convex.
- 2A convex line or surface.
- 3A measure of the curvature in the relationship between the prices and yields of bonds.
Etymology
From convex + -ity.
Antonyms
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.
Frequently Asked Questions
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Similar English words by spelling shape
Same letter count and similar misspelling depth for "convexity", not the corpus desk frequency band.
Same letter count
Frequency-ranked English headwords with 9 letters (nearest by frequency rank).