cacophonous

/kəˈkɑfənəs/

//kəˈkɑfənəs// adj

"cacophonous" is a 11-letter English headword indexed on PlainSpell.

The verdict

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

Unranked
below top-frequency English
11
letters

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Containing, consisting of, or producing harsh, unpleasant or discordant sounds.

Corpus desk

Index EN-cacophonous · cacophonous · English

cacophonous · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-MEGA 11 letters
  • VOW-5 5 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 cacophonous
PropertyValue
Headwordcacophonous
LanguageEnglish
Part of speechAdjective
IPA/kəˈkɑfənəs/
Letters11
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “cacophonous” in English

cacophonoussits beyond the 100,000 most-frequent English words, in the long tail of technical, archaic, or otherwise rare vocabulary where spelling doubt tends to strike hardest.

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

Rare enough to double-check

cacophonous is uncommon English outside the top frequency list, classed as anadjective, transcribed /kəˈkɑfənəs/. Rarity is why readers land here mid-draft. Gloss: "Containing, consisting of, or producing harsh, unpleasant or discordant sounds.".

cacophonous doesn't appear in our generated misspelling index, since its letter pattern doesn't lend itself to common typo substitutions. It is not paired with a close-neighbour confusable in our dataset, which usually means its spelling is distinct enough that readers don't reach for a similar-looking word instead.

Etymologically, the entry records: Adapted borrowing of Ancient Greek κακόφωνος (kakóphōnos) + -ous, from κακός (kakós, “bad”) + -φωνος (-phōnos, “sounding”). By surface analysis, caco- + -phonous. The correct English form is cacophonous, spelled C-A-C-O-P-H-O-N-O-U-S.

Definition

  1. 1
    Containing, consisting of, or producing harsh, unpleasant or discordant sounds.

Recorded use

Wiktionary examples

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

  1. […] Huple had rescued them just in time by seizing the controls back from Dobbs and leveling the ship out almost as suddenly right back in the middle of the buffeting layer of cacophonous flak from which they had escaped successfully only a moment before.
  2. The good thing about this job is that it gives me time and space to contemplate the future at my leisure, whilst the city sleeps, free from the cacophonous curiosity of the hoi polloi.

Etymology

Adapted borrowing of Ancient Greek κακόφωνος (kakóphōnos) + -ous, from κακός (kakós, “bad”) + -φωνος (-phōnos, “sounding”). By surface analysis, caco- + -phonous.

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

Frequently Asked Questions

How do you spell "cacophonous"?
"cacophonous" is spelled C-A-C-O-P-H-O-N-O-U-S. The IPA pronunciation is /kəˈkɑfənəs/.
What does "cacophonous" mean?
As an adjective, "cacophonous" means: Containing, consisting of, or producing harsh, unpleasant or discordant sounds.
How do you pronounce "cacophonous"?
The IPA (International Phonetic Alphabet) transcription for "cacophonous" is /kəˈkɑfənəs/. 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 "cacophonous"?
Adapted borrowing of Ancient Greek κακόφωνος (kakóphōnos) + -ous, from κακός (kakós, “bad”) + -φωνος (-phōnos, “sounding”). By surface analysis, caco- + -phonous. 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