copper

/ˈkɒpə/

//ˈkɒpə// noun

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

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

The verdict

“copper” has 7 generated spelling variants in the English index at frequency #4,515. The variants make it a useful spelling check.

#4,515
frequency rank, English
5,599
“C” headwords
7
tracked misspellings
20
confusable pairs

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - A reddish-brown metallic chemical element (symbol Cu) with the atomic number 29; also, the metal made up of this element.

Corpus desk

Index EN-copper · copper · English

copper · rank #4,515 · 7 variants · 20 confusables

  • FREQ-COMMON #4,515
  • LEN-LONG 6 letters
  • VOW-2 2 vowels
  • CONFUS-HIGH 20 pairs
  • VAR-MID 7 variants
  • BOOK-DENSE 5,599
  • PHOTO-FINISH concentration

Nearest frequency peer: concentration (-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 “copper”

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

corpus weight

What this shows “copper” 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).

copper vs cover
67% similar
copper vs coupe
67% similar
copper vs cower
67% similar

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

Key facts for copper
PropertyValue
Headwordcopper
LanguageEnglish
Part of speechNoun
IPA/ˈkɒpə/
Letters6
Frequency rank#4,515
Misspellings tracked7
Confusable pairs20
SourceWiktionary (kaikki.org)

Frequency seat of misspelling magnet “copper”

Every-word frequency runs from the handful of words we use constantly (left) to the long tail used once in a blue moon (right).copperlands here:

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

Scale is logarithmic (each tick is 10× rarer). Same rarity band neighbours include “concentration” (#4,514), “composed” (#4,513), “corps” (#4,517). Among 5,599 “C” headwords, “copper” is #4,515. Source: FrequencyWords open word-frequency list.

A misspelling magnet

The generator records 7 spelling variants around copper (IPA /ˈkɒpə/), anoun. Corpus frequency is #4,515 among 5,599 “C” headwords. Wiktionary lists 9 senses, so context still picks the gloss.

Our generated misspelling index lists 7 likely wrong-spelling variants for copper, with forms such as "ccopper", "copepr", and "coper". Each of these forms differs from the correct spelling by one small edit: a doubled letter, a dropped silent letter, or a substituted vowel. It also participates in 20 confusable-pair relationships, "cover", "coupe", "cower", and more, where similar look or sound leads writers to substitute one word for another in context.

Etymologically, the entry records: The noun is inherited from Middle English coper, copper (“copper ore; copper metal; bronze”), from Old English coper, copor (“copper”), from Late Latin cuprum (“copper”), a contraction of Latin aes Cyprium (literally “Cyprian brass or copper”), ultimately f… The correct English form is copper, spelled C-O-P-P-E-R.

Definition

  1. 1
    A reddish-brown metallic chemical element (symbol Cu) with the atomic number 29; also, the metal made up of this element.
  2. 2
    The reddish-brown colour of copper (etymology 1 sense 1).
  3. 3
    The reddish-brown colour of copper (etymology 1 sense 1).
  4. 4
    Any of various specialized items made of copper (etymology 1 sense 1), where the use of the metal is either necessary or traditional to the function of the item.
  5. 5
    Any of various specialized items made of copper (etymology 1 sense 1), where the use of the metal is either necessary or traditional to the function of the item.
  6. 6
    Any of various specialized items made of copper (etymology 1 sense 1), where the use of the metal is either necessary or traditional to the function of the item.
  7. 7
    Any of various specialized items made of copper (etymology 1 sense 1), where the use of the metal is either necessary or traditional to the function of the item.
  8. 8
    Any of various specialized items made of copper (etymology 1 sense 1), where the use of the metal is either necessary or traditional to the function of the item.
  9. 9
    Any of various specialized items made of copper (etymology 1 sense 1), where the use of the metal is either necessary or traditional to the function of the item.

Recorded use

Wiktionary examples

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

  1. Men talke much […] of the Philoſophers ſtone, that it turneth copper into gold; […]
  2. Through the clear smooth water her copper shone brightly; […]

Etymology

The noun is inherited from Middle English coper, copper (“copper ore; copper metal; bronze”), from Old English coper, copor (“copper”), from Late Latin cuprum (“copper”), a contraction of Latin aes Cyprium (literally “Cyprian brass or copper”), ultimately from Ancient Greek Κῠ́προς (Kŭ́pros, “Cyprus”) (a major source of copper during the Near East’s Bronze Age), from the name of a Northwest Semitic goddess from the root כ־ב־ר/ك ب ر (k b r) (“related to being big, large; great; or old”). Doublet of kobo. The adjective is from an attributive use of the noun. The verb is also derived from the noun. cognates * Dutch koper (“copper”) * German Kupfer (“copper”) * Icelandic kopar (“copper”)

This word in other languages

cobre(Español)cuivre(Français)Kupfer(Deutsch)cobre(Português)

Common misspellings

Also misspelled as:

  • ccopper
  • copepr
  • coper
  • copperr
  • coppre
  • cpoper
  • ocpper

Misspelling Pattern Breakdown

How far each generated variant is from the correct spelling of copper - 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.

ccopper1copepr2coper1copperr1coppre2cpoper2ocpper2
Edit distance from "copper"

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 "copper"?
"copper" is spelled C-O-P-P-E-R. The IPA pronunciation is /ˈkɒpə/.
What does "copper" mean?
As a noun, "copper" means: A reddish-brown metallic chemical element (symbol Cu) with the atomic number 29; also, the metal made up of this element.
What words are commonly confused with "copper"?
"copper" is commonly confused with "cover", "coupe", "cower". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
How do you pronounce "copper"?
The IPA (International Phonetic Alphabet) transcription for "copper" is /ˈkɒpə/. 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 "copper"?
The noun is inherited from Middle English coper, copper (“copper ore; copper metal; bronze”), from Old English coper, copor (“copper”), from Late Latin cuprum (“copper”), a contraction of Latin aes Cyprium (literally “Cyprian brass or copper”), ul... 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 "copper", not the corpus desk frequency band.

Same letter count

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

allies#4,504firing#4,526submit#4,494margin#4,537

Similar misspelling depth

Headwords with a similar count of attested misspellings (7 here; floor ≥5).

corps7 variantschaos7 variantsspare7 variantsMurray7 variants

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

Source: FrequencyWords open word-frequency list