sibyllin

\si.bi.lɛ̃\

/\si.bi.lɛ̃\/ adj

The verdict

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

Unranked
below top-frequency French
8
letters

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Qui se rapporte aux sibylles.

Corpus desk

Index FR-sibyllin · sibyllin · French

sibyllin · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-LONG 8 letters
  • VOW-3 3 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-THIN "S" thin
  • PHOTO-UNK Peer pending

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 sibyllin
PropertyValue
Headwordsibyllin
LanguageFrench
Part of speechAdjective
IPA\si.bi.lɛ̃\
Letters8
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Longue queue: rang de « sibyllin » en français

sibyllinsiège au-delà des 100.000 formes les plus fréquentes du français, dans la traîne du lexique spécialisé ou peu usité.

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

Rare enough to double-check

sibyllin is uncommon French outside the top frequency list, classed as anadjective, transcribed \si.bi.lɛ̃\. Rarity is why readers land here mid-draft. 2 senses are on record.

No generated misspelling entries exist for sibyllin in our index, typically a sign the spelling maps closely to how the word sounds. No close-neighbour confusable shows up for this headword in our dataset, which tends to mean the word is visually distinctive enough to stand on its own.

This entry carries no recorded etymology, so its spelling is easiest explained by how it's pronounced rather than where it came from. The correct French form is sibyllin, spelled S-I-B-Y-L-L-I-N.

Definition

  1. 1
    Qui se rapporte aux sibylles.
  2. 2
    Qui est mystérieux ou obscur ; dont le sens est difficile à comprendre.

Recorded use

Wiktionary examples

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

  1. Les oracles, les livres, les vers sibyllins.
  2. En vain le Grand Pontife a fait un lectisterne Et consulté deux fois l’oracle sibyllin.

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 "sibyllin"?
"sibyllin" is spelled S-I-B-Y-L-L-I-N. The IPA pronunciation is \si.bi.lɛ̃\.
What does "sibyllin" mean?
As an adjective, "sibyllin" means: Qui se rapporte aux sibylles.
How do you pronounce "sibyllin"?
The IPA (International Phonetic Alphabet) transcription for "sibyllin" is \si.bi.lɛ̃\. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "sibyllin" come from?
"sibyllin" is a French word. You can look up definitions, pronunciations, and spelling data for this and other words across English, Spanish, Portuguese, French, and German on PlainSpell.
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