Which to use
“who” is a pronoun and “woo” is a verb - they look or sound alike but fill different roles in a sentence.
- #53
- “who” frequency rank
- #8,745
- “woo” frequency rank
- 8798
- confusion score
Side-by-Side Comparison
| Feature | who | woo |
|---|---|---|
| Definition | What person or people; which person or people; asks for the identity of someone; used in a direct or indirect question. | To endeavor to gain someone's affection/support. |
Where the eye mixes who and woo
Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.
Why the eye confuses who with woo
These two trip readers on the page rather than in the ear: who is /huː/ while woo is /wuː/. Spoken aloud the problem disappears. In writing it persists, because they differ by a single letter - h in “who” becomes o in “woo”, and the parts of speech differ too (pronoun vs verb), which is usually the fastest check. Our composite confusion score for this pair is 8798, derived from the frequency rank of both members and their visual similarity.
who is recorded at frequency rank #53, classified as apron, pronounced /huː/. woo is at rank #8,745, tagged as averb, pronounced /wuː/.
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 8798, this pair ranks #500,656 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of who vs woo
Shared letters: ow. Private to "who": h. Private to "woo": -.
"who" · 3 letters · shape CCV · "woo" · 3 letters · shape CVV
Frequently Asked Questions
Is swapping "who" for "woo" ever safe?
In ordinary English text, does "who" or "woo" show up more?
What to do next
Eye-level mix-up between "who" and "woo" is sorted above. Next: full entries or other pairs that share a letter shape.
- Full dictionary entry for "who" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "woo" - compare definitions side by side with the headword page. Word entry
- This pair ranks #500,656 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "who" and "woo" also get mixed up with nearby pairs, the highest-scored neighbour is "woo vs wove". Nearby pair
Confusion rank #500,656 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.