convex

/ˈkɒn.vɛks/

//ˈkɒn.vɛks// adj

By · According to Wiktionary data (CC BY-SA) ·

"convex" is a 6-letter English headword indexed on PlainSpell.

The verdict

“convex” has 9 generated spelling variants in the English index at frequency #20,597. The variants make it a useful spelling check.

#20,597
frequency rank, English
5,599
“C” headwords
9
tracked misspellings
20
confusable pairs

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Curved or bowed outward like the outside of a bowl, circle, or sphere.

Corpus desk

Index EN-convex · convex · English

convex · rank #20,597 · 9 variants · 20 confusables

  • FREQ-MID #20,597
  • LEN-LONG 6 letters
  • VOW-2 2 vowels
  • CONFUS-HIGH 20 pairs
  • VAR-MID 9 variants
  • BOOK-DENSE 5,599
  • PHOTO-FINISH crouch

Nearest frequency peer: crouch (+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.

Rank peers near misspelling magnet “convex”

Same rarity band: useful when a typo lands on a peer headword

corpus weight

What this shows “convex” sits among these FrequencyWords peers; misspelling depth is tracked separately in the edit-distance chart.

Source FrequencyWords open word-frequency list As of September 3, 2026

Visual similarity to commonly confused words

How many letter changes separate each confused pair (Levenshtein distance, normalized).

convex vs cove
67% similar
convex vs cover
67% similar
convex vs coven
67% similar

Source: PlainSpell confusable corpus (Wiktionary, CC BY-SA).

Key facts for convex
PropertyValue
Headwordconvex
LanguageEnglish
Part of speechAdjective
IPA/ˈkɒn.vɛks/
Letters6
Frequency rank#20,597
Misspellings tracked9
Confusable pairs20
SourceWiktionary (kaikki.org)

Frequency seat of misspelling magnet “convex”

This scale runs from the tiny cluster of words that carry ordinary speech (left) to the long tail of words almost nobody reaches for (right).convexlands here:

#1#100#1K#10K#100K
← used constantlyrarely used →

The axis is logarithmic, with each marked tick roughly ten times rarer than the last. Same rarity band neighbours include “crouch” (#20,598), “concurrently” (#20,595), “culmination” (#20,599). Among 5,599 “C” headwords, “convex” is #20,597. Source: FrequencyWords open word-frequency list.

A misspelling magnet

The generator records 9 spelling variants around convex (IPA /ˈkɒn.vɛks/), anadjective. Corpus frequency is #20,597 among 5,599 “C” headwords. Wiktionary lists 4 senses, so context still picks the gloss.

Our generated misspelling index lists 9 likely wrong-spelling variants for convex, with forms such as "cconvex", "cnovex", and "conevx". Each variant is a distinct typo pattern an edit-distance generator flags, typically a doubled-consonant error, a silent-letter drop, or a vowel substitution. It also participates in 20 confusable-pair relationships, "cove", "cover", "coven", and more, a pairing that trips writers up because the two words share enough sound or shape to blur together.

Etymologically, the entry records: Borrowed from Middle French convexe, from Latin convexus (“arched”). The correct English form is convex, spelled C-O-N-V-E-X.

Definition

  1. 1
    Curved or bowed outward like the outside of a bowl, circle, or sphere.
  2. 2
    having an epigraph that is a convex set.
  3. 3
    having no internal angles greater than 180 degrees.
  4. 4
    arranged such that for any two points in the set, a straight line between the two points is contained within the set.

Recorded use

Wiktionary example

These source excerpts show how convex appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.

  1. [D]rops of water naturally form themselves into figures with a convex surface; […]

Etymology

Borrowed from Middle French convexe, from Latin convexus (“arched”).

Antonyms

concave

This word in other languages

convexo(Español)convexe(Français)konvex(Deutsch)

Common misspellings

Also misspelled as:

  • cconvex
  • cnovex
  • conevx
  • connvex
  • convexx
  • convvex
  • convxe
  • covnex
  • ocnvex

Misspelling Pattern Breakdown

How far each generated variant is from the correct spelling of convex - expressed in single-character edits (insert, delete, or swap one letter). Bigger bars stand out at a glance; a one-edit slip is the hardest to catch.

cconvex1cnovex2conevx2connvex1convexx1convvex1convxe2covnex2
Edit distance from "convex"

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 "convex"?
"convex" is spelled C-O-N-V-E-X. The IPA pronunciation is /ˈkɒn.vɛks/.
What does "convex" mean?
As an adjective, "convex" means: Curved or bowed outward like the outside of a bowl, circle, or sphere.
What words are commonly confused with "convex"?
"convex" is commonly confused with "cove", "cover", "coven". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
How do you pronounce "convex"?
The IPA (International Phonetic Alphabet) transcription for "convex" is /ˈkɒn.vɛks/. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What is the origin of the word "convex"?
Borrowed from Middle French convexe, from Latin convexus (“arched”). See the full etymology section above for more details.
Is PlainSpell free to use?
Yes, PlainSpell is a completely free word reference. You can look up definitions, pronunciations, confusable pairs, homophones, and spelling corrections across 5 languages without any sign-up or subscription.

Similar English words by spelling shape

Same letter count and similar misspelling depth for "convex", not the corpus desk frequency band.

Same letter count

Frequency-ranked English headwords with 6 letters (nearest by frequency rank).

crouch#20,598curing#20,600Daphne#20,603casket#20,583

Similar misspelling depth

Headwords with a similar count of attested misspellings (9 here; floor ≥5).

dismal9 variantsdismay9 variantscamper9 variantscalmed9 variants

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list