hookworm

/ˈhʊkˌwɝm/

//ˈhʊkˌwɝm// noun

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

The verdict

“hookworm” is uncommon English (frequency #90,550 among 2,646 “H” headwords), classed as a noun. The kind of spelling people second-guess.

#90,550
frequency rank, English
2,646
“H” headwords

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Any of various parasitic bloodsucking roundworms which cause disease, especially the species Ancylostoma duodenale and Necator americanus, having hooked mouthparts and entering their hosts by borin...

Corpus desk

Index EN-hookworm · hookworm · English

hookworm · rank #90,550 · 0 variants · 0 confusables

  • FREQ-RARE #90,550
  • LEN-LONG 8 letters
  • VOW-3 3 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-MID 2,646
  • PHOTO-FINISH homi

Nearest frequency peer: homi (-1 rank slots)

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.

Long-tail ranks near “hookworm”

Sparse band: bars invert rank so rarer forms read shorter

corpus weight

What this shows Long-tail view: where “hookworm” sits against similarly uncommon English ranks.

Source FrequencyWords open word-frequency list As of September 3, 2026
Key facts for hookworm
PropertyValue
Headwordhookworm
LanguageEnglish
Part of speechNoun
IPA/ˈhʊkˌwɝm/
Letters8
Frequency rank#90,550
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “hookworm” in English

Every-word frequency runs from the handful of words we use constantly (left) to the long tail used once in a blue moon (right).hookwormfalls in this rarity band:

#1#100#1K#10K#100K
← used constantlyrarely used →

Scale is logarithmic (each tick is 10× rarer). Rare peers in the same band: “homi” (#90,549), “hitless” (#90,544), “Hirata” (#90,543). Among 2,646 “H” headwords, “hookworm” is #90,550. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

hookworm is uncommon English at frequency #90,550 among 2,646 “H” headwords, classed as anoun, transcribed /ˈhʊkˌwɝm/. Rarity is why readers land here mid-draft. 2 senses are on record.

Zero misspellings are on record for hookworm in our index, and the word's spelling is regular enough that our generator found nothing worth flagging. Our dataset records no confusable match here, since nothing in our dataset looks or sounds close enough to cause mix-ups.

Etymologically, the entry records: From hook + worm. The correct English form is hookworm, spelled H-O-O-K-W-O-R-M.

Definition

  1. 1
    Any of various parasitic bloodsucking roundworms which cause disease, especially the species Ancylostoma duodenale and Necator americanus, having hooked mouthparts and entering their hosts by boring through the skin.
  2. 2
    Infection with one of these parasites.

Recorded use

Wiktionary examples

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

  1. A heavy infestation of more than 100 hookworms can suck up as much as 16 fluid ounces of blood a day. Since hookworm larvae can be transmitted through a mother's milk, infestations can kill infants.
  2. a case of hookworm

Etymology

From hook + worm.

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); frequency ordering uses the FrequencyWords open word-frequency list (2018 English corpus, MIT). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "hookworm"?
"hookworm" is spelled H-O-O-K-W-O-R-M. The IPA pronunciation is /ˈhʊkˌwɝm/.
What does "hookworm" mean?
As a noun, "hookworm" means: Any of various parasitic bloodsucking roundworms which cause disease, especially the species Ancylostoma duodenale and Necator americanus, having hooked mouthparts and entering their hosts by borin...
How do you pronounce "hookworm"?
The IPA (International Phonetic Alphabet) transcription for "hookworm" is /ˈhʊkˌwɝm/. 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 "hookworm"?
From hook + 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.

Similar English words by spelling shape

Same letter count and similar misspelling depth for "hookworm", not the corpus desk frequency band.

Same letter count

Frequency-ranked English headwords with 8 letters (nearest by frequency rank).

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

Source: FrequencyWords open word-frequency list