pentasyllabic

/ˌpɛn.tə.sɪˈlæb.ɪk/

//ˌpɛn.tə.sɪˈlæb.ɪk// adj

"pentasyllabic" is a 13-letter English headword indexed on PlainSpell.

The verdict

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

Unranked
below top-frequency English
13
letters

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - Having five syllables.

Key facts for pentasyllabic
PropertyValue
Headwordpentasyllabic
LanguageEnglish
Part of speechAdjective
IPA/ˌpɛn.tə.sɪˈlæb.ɪk/
Letters13
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “pentasyllabic” sits in English frequency

pentasyllabic falls 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

pentasyllabic is uncommon English outside the top frequency list, classed as anadjective, transcribed /ˌpɛn.tə.sɪˈlæb.ɪk/. Rarity is why readers land here mid-draft. Gloss: "Having five syllables.".

No misspelling variants are generated for pentasyllabic in our index, suggesting the orthography follows predictable English patterns. It is not paired with a close-neighbour confusable in our dataset, which tends to mean the word is visually distinctive enough to stand on its own.

Etymologically, the entry records: Late Latin pentasyllabos + English -ic The correct English form is pentasyllabic, spelled P-E-N-T-A-S-Y-L-L-A-B-I-C.

Definition

  1. 1
    Having five syllables.

Etymology

Late Latin pentasyllabos + English -ic

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 "pentasyllabic"?
"pentasyllabic" is spelled P-E-N-T-A-S-Y-L-L-A-B-I-C. The IPA pronunciation is /ˌpɛn.tə.sɪˈlæb.ɪk/.
What does "pentasyllabic" mean?
As an adjective, "pentasyllabic" means: Having five syllables.
How do you pronounce "pentasyllabic"?
The IPA (International Phonetic Alphabet) transcription for "pentasyllabic" is /ˌpɛn.tə.sɪˈlæb.ɪk/. 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 "pentasyllabic"?
Late Latin pentasyllabos + English -ic 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.

Using “pentasyllabic”

The practical upshot for anyone who landed here from a spell-check.

  • The one correct English spelling is P-E-N-T-A-S-Y-L-L-A-B-I-C - every other letter order is a misspelling in standard orthography.
  • Say it as /ˌpɛn.tə.sɪˈlæb.ɪk/ (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
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.

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

Source: FrequencyWords open word-frequency list