inchworm

/ˈɪnt͡ʃ.wɜːm/

//ˈɪnt͡ʃ.wɜːm// noun

"inchworm" is a 8-letter English headword indexed on PlainSpell.

The verdict

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

Unranked
below top-frequency English
8
letters

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - The larva of a moth of the family Geometridae.

Corpus desk

Index EN-inchworm · inchworm · English

inchworm · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-LONG 8 letters
  • VOW-2 2 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-THIN "I" 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 inchworm
PropertyValue
Headwordinchworm
LanguageEnglish
Part of speechNoun
IPA/ˈɪnt͡ʃ.wɜːm/
Letters8
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “inchworm” in English

inchwormranks outside the top 100,000 English headwords, in the long tail of specialist, archaic, or seldom-used vocabulary, exactly the territory where a reader stops mid-sentence to double-check spelling.

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

Rare enough to double-check

inchworm is uncommon English outside the top frequency list, classed as anoun, transcribed /ˈɪnt͡ʃ.wɜːm/. Rarity is why readers land here mid-draft. Gloss: "The larva of a moth of the family Geometridae.".

No generated misspelling entries exist for inchworm in our index, a sign its spelling follows regular English conventions. 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 inch + worm. So called because their gradual movement seems to be measuring the ground; compare measuring worm. The correct English form is inchworm, spelled I-N-C-H-W-O-R-M.

Definition

  1. 1
    The larva of a moth of the family Geometridae.

Etymology

From inch + worm. So called because their gradual movement seems to be measuring the ground; compare measuring worm.

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 "inchworm"?
"inchworm" is spelled I-N-C-H-W-O-R-M. The IPA pronunciation is /ˈɪnt͡ʃ.wɜːm/.
What does "inchworm" mean?
As a noun, "inchworm" means: The larva of a moth of the family Geometridae.
How do you pronounce "inchworm"?
The IPA (International Phonetic Alphabet) transcription for "inchworm" is /ˈɪnt͡ʃ.wɜːm/. 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 "inchworm"?
From inch + worm. So called because their gradual movement seems to be measuring the ground; compare measuring worm. 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