Which to use
“tour” and “tumour” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #1,112
- “tour” frequency rank
- #17,510
- “tumour” frequency rank
- 18622
- confusion score
Side-by-Side Comparison
| Feature | tour | tumour |
|---|---|---|
| Definition | A journey through a particular building, estate, country, etc. | Commonwealth standard spelling of tumor. |
Letter map: tour vs tumour
Shared letters muted; letters that set tour and tumour apart highlighted. Shared run: 4. tour runs 4 letters (CVVC) against tumour's 6 (CVCVVC) - the length gap alone is often enough to separate them once you know to check it.
Pair insight - tour / tumour
tour and tumour are indexed as a confusable English pair. We have no recorded pronunciation or part of speech for both members, so the spelling overlap is what we can show you: they differ by 2 letter(s) in length. Our composite confusion score for this pair is 18622, derived from the frequency rank of both members and their visual similarity.
tour is recorded at frequency rank #1,112, classified as anoun, pronounced /tɔː(ɹ)/. tumour is at rank #17,510, tagged as anoun.
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 18622, this pair ranks #443,677 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of tour vs tumour
Shared letters: ortu. Private to "tour": -. Private to "tumour": m.
"tour" · 4 letters · shape CVVC · "tumour" · 6 letters · shape CVCVVC
Known mistypes of this pair
Frequently Asked Questions
Do "tour" and "tumour" mean the same thing in a sentence?
In ordinary English text, does "tour" or "tumour" show up more?
What to do next
Done with this confusable. These links stay specific to "tour" and "tumour".
- Full dictionary entry for "tour" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "tumour" - compare definitions side by side with the headword page. Word entry
- This pair ranks #443,677 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "tour" and "tumour" also get mixed up with nearby pairs, the highest-scored neighbour is "Toth vs tour". 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 #443,677 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.