prepenultimate

adj

"prepenultimate" is a 14-letter English headword indexed on PlainSpell.

The verdict

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

Unranked
below top-frequency English
14
letters

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Synonym of antepenultimate.

Corpus desk

Index EN-prepenultimate · prepenultimate · English

prepenultimate · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-MEGA 14 letters
  • VOW-6 6 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-THIN "P" 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 prepenultimate
PropertyValue
Headwordprepenultimate
LanguageEnglish
Part of speechAdjective
Letters14
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “prepenultimate” in English

prepenultimatefalls 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

prepenultimate is uncommon English outside the top frequency list, classed as anadjective. Rarity is why readers land here mid-draft. Gloss: "Synonym of antepenultimate.".

We couldn't generate a plausible misspelling set for prepenultimate, and the word's spelling is regular enough that our generator found nothing worth flagging. It is not paired with a close-neighbour confusable in our dataset, since its spelling is unusual enough that it doesn't cluster with a lookalike.

Etymologically, the entry records: From pre- + penultimate. The correct English form is prepenultimate, spelled P-R-E-P-E-N-U-L-T-I-M-A-T-E.

Definition

  1. 1
    Synonym of antepenultimate.

Recorded use

Wiktionary examples

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

  1. Inversion at each additional step by the attack of the monomer's electron pair insures that when carbon 3 becomes part of the prepenultimate unit and carbon 1 becomes part of the penultimate unit they will have the same configurations.
  2. The prepenultimate row reports overall statistics for ES engagements, which may be compared with CG engagements in the first row. The penultimate row provides chi-square tests of the difference between ES and CG engagements. The last row provides summary statistics for the entire sample, comprising both CG and ES engagements.

Etymology

From pre- + penultimate.

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 "prepenultimate"?
"prepenultimate" is spelled P-R-E-P-E-N-U-L-T-I-M-A-T-E.
What does "prepenultimate" mean?
As an adjective, "prepenultimate" means: Synonym of antepenultimate.
What is the origin of the word "prepenultimate"?
From pre- + penultimate. 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