copulation
/kɒp.jəˈleɪ.ʃən/
"copulation" is a 10-letter English headword indexed on PlainSpell.
The verdict
“copulation” is uncommon English (frequency #50,438 among 43,570 “C” headwords), classed as a noun. The kind of spelling people second-guess.
- #50,438
- frequency rank, English
- 43,570
- “C” headwords
According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - The act of coupling or joining; union; conjunction.
| Property | Value |
|---|---|
| Headword | copulation |
| Language | English |
| Part of speech | Noun |
| IPA | /kɒp.jəˈleɪ.ʃən/ |
| Letters | 10 |
| Frequency rank | #50,438 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Where “copulation” sits in English frequency
Rare enough to double-check
copulation is uncommon English at frequency #50,438 among 43,570 “C” headwords, classed as anoun, transcribed /kɒp.jəˈleɪ.ʃən/. Rarity is why readers land here mid-draft. 2 senses are on record.
The misspelling generator found no plausible variants for copulation, which points to an orthography that plays by predictable English rules. Our confusable-pair dataset has no match for it, which usually means its spelling is distinct enough that readers don't reach for a similar-looking word instead.
Etymologically, the entry records: From Middle French copulation, from Latin copulo (“I join, unite, connect”). The correct English form is copulation, spelled C-O-P-U-L-A-T-I-O-N.
Definition
- 1The act of coupling or joining; union; conjunction.
- 2Sexual procreation between a man and a woman or transfer of the sperm from male to female; usually applied to the mating process in nonhuman animals; coitus; coition.
Etymology
From Middle French copulation, from Latin copulo (“I join, unite, connect”).
Synonyms
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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Using “copulation”
The practical upshot for anyone who landed here from a spell-check.
- The one correct English spelling is C-O-P-U-L-A-T-I-O-N - every other letter order is a misspelling in standard orthography.
- Say it as /kɒp.jəˈleɪ.ʃən/ (IPA); tap the speaker on the pronunciation badge to hear it where audio exists.
- Browse more English words and confusable pairs in the same reference. English words
Other uncommon English words near this rank
Data Source
Wiktionary (via kaikki.org), licensed under CC BY-SA & GFDL. Word ordering uses an open word-frequency list; misspelling variants are generated by edit-distance from the correct headword.