Which to use
“proof” and “prose” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #2,052
- “proof” frequency rank
- #10,913
- “prose” frequency rank
- 12965
- confusion score
Side-by-Side Comparison
| Feature | proof | prose |
|---|---|---|
| Definition | An effort, process, or operation designed to establish or discover a fact or truth; an act of testing; a test; a trial. | Language, particularly written language, not intended as poetry. |
Where the eye mixes proof and prose
Muted = shared; highlighted = the visual trap. They share 3 letters in sequence.
Visual trap between proof and prose
A purely visual mix-up. proof (/pɹuːf/) and prose (/ˈpɹəʊz/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 12965, derived from the frequency rank of both members and their visual similarity.
proof is recorded at frequency rank #2,052, classified as anoun, pronounced /pɹuːf/. prose is at rank #10,913, tagged as anoun, pronounced /ˈpɹəʊz/.
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 12965, this pair ranks #478,503 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of proof vs prose
Shared letters: opr. Private to "proof": f. Private to "prose": es.
"proof" · 5 letters · shape CCVVC · "prose" · 5 letters · shape CCVCV
Known mistypes of this pair
Frequently Asked Questions
Is swapping "proof" for "prose" ever safe?
Which is more common, "proof" or "prose"?
What to do next
Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.
- Full dictionary entry for "proof" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "prose" - compare definitions side by side with the headword page. Word entry
- This pair ranks #478,503 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "proof" and "prose" also get mixed up with nearby pairs, the highest-scored neighbour is "prose vs prude". 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 #478,503 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.