Which to use
“potash” and “potato” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #36,714
- “potash” frequency rank
- #5,998
- “potato” frequency rank
- 42712
- confusion score
Side-by-Side Comparison
| Feature | potash | potato |
|---|---|---|
| Definition | The water-soluble part of wood ash, used for making soap and glass and as a fertilizer (chemically speaking, an impure form of potassium carbonate (K₂CO₃) mixed with other potassium salts). | A plant of species Solanum tuberosum or its edible starchy tuber. |
Where the eye mixes potash and potato
Muted = shared; highlighted = the visual trap. They share 4 letters in sequence. potash (CVCVCC) and potato (CVCVCV) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.
Visual trap between potash and potato
A purely visual mix-up. potash (/ˈpɒt.æʃ/) and potato (/pəˈteɪ.təʊ/) 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 42712, derived from the frequency rank of both members and their visual similarity.
potash is recorded at frequency rank #36,714, classified as anoun, pronounced /ˈpɒt.æʃ/. potato is at rank #5,998, tagged as anoun, pronounced /pəˈteɪ.təʊ/.
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 42712, this pair ranks #246,765 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of potash vs potato
Shared letters: aopt. Private to "potash": hs. Private to "potato": -.
"potash" · 6 letters · shape CVCVCC · "potato" · 6 letters · shape CVCVCV
Known mistypes of this pair
Frequently Asked Questions
Do "potash" and "potato" mean the same thing in a sentence?
Which is more common, "potash" or "potato"?
Useful next steps
Eye-level mix-up between "potash" and "potato" is sorted above. Next: full entries or other pairs that share a letter shape.
- Full dictionary entry for "potash" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "potato" - compare definitions side by side with the headword page. Word entry
- This pair ranks #246,765 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "potash" and "potato" also get mixed up with nearby pairs, the highest-scored neighbour is "poach vs potash". 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 #246,765 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.