vermiform

/ˈvɜː(ɹ)mɪfɔː(ɹ)m/

//ˈvɜː(ɹ)mɪfɔː(ɹ)m// adj

By · According to Wiktionary data (CC BY-SA) ·

"vermiform" is a 9-letter English headword indexed on PlainSpell.

The verdict

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

Unranked
below top-frequency English
9
letters

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - In the shape of a worm.

Key facts for vermiform
PropertyValue
Headwordvermiform
LanguageEnglish
Part of speechAdjective
IPA/ˈvɜː(ɹ)mɪfɔː(ɹ)m/
Letters9
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “vermiform” sits in English frequency

vermiform 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

vermiform is uncommon English outside the top frequency list, classed as anadjective, transcribed /ˈvɜː(ɹ)mɪfɔː(ɹ)m/. Rarity is why readers land here mid-draft. Gloss: "In the shape of a worm.".

We couldn't generate a plausible misspelling set for vermiform, since its letter sequence doesn't invite the usual edit-distance slips. We don't track a confusable pairing for this entry, a sign it's visually distinctive enough not to be mixed up with another word.

Etymologically, the entry records: From Latin vermis (“worm”) + -form. The correct English form is vermiform, spelled V-E-R-M-I-F-O-R-M.

Definition

  1. 1
    In the shape of a worm.

Etymology

From Latin vermis (“worm”) + -form.

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 "vermiform"?
"vermiform" is spelled V-E-R-M-I-F-O-R-M. The IPA pronunciation is /ˈvɜː(ɹ)mɪfɔː(ɹ)m/.
What does "vermiform" mean?
As an adjective, "vermiform" means: In the shape of a worm.
How do you pronounce "vermiform"?
The IPA (International Phonetic Alphabet) transcription for "vermiform" is /ˈvɜː(ɹ)mɪfɔː(ɹ)m/. 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 "vermiform"?
From Latin vermis (“worm”) + -form. 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 “vermiform”

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

  • The one correct English spelling is V-E-R-M-I-F-O-R-M - every other letter order is a misspelling in standard orthography.
  • Say it as /ˈvɜː(ɹ)mɪfɔː(ɹ)m/ (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 FrequencyWords open word-frequency list