Which to use
“rook” and “rooks” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #25,558
- “rook” frequency rank
- #49,600
- “rooks” frequency rank
- 75158
- confusion score
Side-by-Side Comparison
| Feature | rook | rooks |
|---|---|---|
| Definition | A European bird, Corvus frugilegus, of the crow family. | plural of rook |
Where the eye mixes rook and rooks
Muted = shared; highlighted = the visual trap. They share 4 letters in sequence. rook runs 4 letters (CVVC) against rooks's 5 (CVVCC) - the length gap alone is often enough to separate them once you know to check it.
Visual trap between rook and rooks
A purely visual mix-up. rook (/ɹʊk/) and rooks (/ɹʊks/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 1 extra letter(s) - “rook” sits inside “rooks”. Our composite confusion score for this pair is 75158, derived from the frequency rank of both members and their visual similarity.
rook is recorded at frequency rank #25,558, classified as anoun, pronounced /ɹʊk/. rooks is at rank #49,600, tagged as anoun, pronounced /ɹʊks/.
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 75158, this pair ranks #34,003 of 530,003 scored English confusable pairs - among the most confusable pairs.
Orthographic DNA of rook vs rooks
Shared letters: kor. Private to "rook": -. Private to "rooks": s.
"rook" · 4 letters · shape CVVC · "rooks" · 5 letters · shape CVVCC
Known mistypes of this pair
Frequently Asked Questions
Can "rook" and "rooks" be used interchangeably?
Frequency check: "rook" vs "rooks" - which ranks higher?
After this comparison
Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.
- Full dictionary entry for "rook" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "rooks" - compare definitions side by side with the headword page. Word entry
- This pair ranks #34,003 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "rook" and "rooks" also get mixed up with nearby pairs, the highest-scored neighbour is "rood vs rooks". 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 #34,003 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.