coypu

/ˈkɔɪ.pu/

//ˈkɔɪ.pu// noun

"coypu" is a 5-letter English headword indexed on PlainSpell.

The verdict

“coypu” is uncommon English (outside the top frequency list), classed as a noun. The kind of spelling people second-guess.

Unranked
below top-frequency English
5
letters

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - A large, crepuscular, semiaquatic rodent (Myocastor coypus) resembling a large rat, having bright orange-yellow incisors, native to South America and introduced to Europe, Asia and North America, v...

Corpus desk

Index EN-coypu · coypu · English

coypu · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-MID 5 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.

Key facts for coypu
PropertyValue
Headwordcoypu
LanguageEnglish
Part of speechNoun
IPA/ˈkɔɪ.pu/
Letters5
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “coypu” in English

coypufalls outside the top-100,000 ranked English words, the long-tail zone of technical, archaic, or low-frequency vocabulary, exactly where readers second-guess spellings most.

Beyond rank #100,000. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

coypu is uncommon English outside the top frequency list, classed as anoun, transcribed /ˈkɔɪ.pu/. Rarity is why readers land here mid-draft. Gloss: "A large, crepuscular, semiaquatic rodent (Myocastor coypus) resembling a large rat, having bright orange-yellow incisors, native to South America and introduced to Europe, Asia and North America, v...".

Our edit-distance generator produced no likely misspellings for coypu, a straightforward case of a spelling with little room for common typos. It is not paired with a close-neighbour confusable in our dataset, suggesting its spelling stands apart enough that readers rarely confuse it with something else.

Etymologically, the entry records: From Spanish coipú, from Mapudungun koypu. The correct English form is coypu, spelled C-O-Y-P-U.

Definition

  1. 1
    A large, crepuscular, semiaquatic rodent (Myocastor coypus) resembling a large rat, having bright orange-yellow incisors, native to South America and introduced to Europe, Asia and North America, valued for its fur in eastern Europe and central Asia and considered a pest elsewhere.

Etymology

From Spanish coipú, from Mapudungun koypu.

Synonyms

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). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "coypu"?
"coypu" is spelled C-O-Y-P-U. The IPA pronunciation is /ˈkɔɪ.pu/.
What does "coypu" mean?
As a noun, "coypu" means: A large, crepuscular, semiaquatic rodent (Myocastor coypus) resembling a large rat, having bright orange-yellow incisors, native to South America and introduced to Europe, Asia and North America, v...
How do you pronounce "coypu"?
The IPA (International Phonetic Alphabet) transcription for "coypu" is /ˈkɔɪ.pu/. 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 "coypu"?
From Spanish coipú, from Mapudungun koypu. 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.

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

Source: FrequencyWords open word-frequency list