worvswormConfusable pair

Quick tell: wor is a determiner, worm is a noun, so they fill different roles in a sentence.

Which to use

“wor” is a determiner and “worm” is a noun - they look or sound alike but fill different roles in a sentence.

#36,016
“wor” frequency rank
#10,156
“worm” frequency rank
46172
confusion score

Side-by-Side Comparison

Feature wor worm
Definition Our. A generally tubular invertebrate of the annelid phylum; an earthworm.

Where the eye mixes wor and worm

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence.

3 ch
wor
4 ch
worm

Look-alike desk: wor vs worm

These two trip readers on the page rather than in the ear: wor is /wɔː/ while worm is /wɜːm/. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 extra letter(s) - “wor” sits inside “worm”, and the parts of speech differ too (determiner vs noun), which is usually the fastest check. Our composite confusion score for this pair is 46172, derived from the frequency rank of both members and their visual similarity.

wor is recorded at frequency rank #36,016, classified as adet, pronounced /wɔː/. worm is at rank #10,156, tagged as anoun, pronounced /wɜːm/.

Glosses for this pair are partially populated in our dataset, but the full side-by-side definitions above should still guide you to the right choice.

With a confusion score of 46172, this pair ranks #214,253 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of wor vs worm

Shared letters: orw. Private to "wor": -. Private to "worm": m.

"wor" · 3 letters · shape CVC  ·  "worm" · 4 letters · shape CVCC

Known mistypes of this pair

  • wormowrm · womr · wormm · worrm · wrom · wworm

Frequently Asked Questions

Is swapping "wor" for "worm" ever safe?
No - they are not even the same part of speech. "wor" is a determiner and "worm" a noun, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "wor" vs "worm" - which ranks higher?
"worm" is the more common of the two: it sits at frequency rank #10,156 in our English list, against #36,016 for "wor". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "wor" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "worm" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #214,253 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "wor" and "worm" also get mixed up with nearby pairs, the highest-scored neighbour is "wor vs wove". Nearby pair
  • Recorded mistypes exist for at least one side of this pair, useful when a spell-checker or OCR lands on the wrong form. See mistypes

Confusion rank #214,253 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list