Which to use
“lather” and “letter” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #40,777
- “lather” frequency rank
- #1,196
- “letter” frequency rank
- 41973
- confusion score
Side-by-Side Comparison
| Feature | lather | letter |
|---|---|---|
| Definition | The foam made by rapidly stirring soap and water. | A symbol in an alphabet. |
Where the eye mixes lather and letter
Muted = shared; highlighted = the visual trap. They share 4 letters in sequence. lather and letter follow the identical consonant-vowel pattern (CVCCVC). Same shape at a glance is often the real trap, independent of shared letters.
Why the eye confuses lather with letter
A purely visual mix-up. lather (/ˈlɑː.ðə/) and letter (/ˈlɛtə/) 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 41973, derived from the frequency rank of both members and their visual similarity.
lather is recorded at frequency rank #40,777, classified as anoun, pronounced /ˈlɑː.ðə/. letter is at rank #1,196, tagged as anoun, pronounced /ˈlɛtə/.
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 41973, this pair ranks #253,462 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of lather vs letter
Shared letters: elrt. Private to "lather": ah. Private to "letter": -.
"lather" · 6 letters · shape CVCCVC · "letter" · 6 letters · shape CVCCVC
Known mistypes of this pair
Frequently Asked Questions
Can "lather" and "letter" be used interchangeably?
Frequency check: "lather" vs "letter" - which ranks higher?
After this comparison
Eye-level mix-up between "lather" and "letter" is sorted above. Next: full entries or other pairs that share a letter shape.
- Full dictionary entry for "lather" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "letter" - compare definitions side by side with the headword page. Word entry
- This pair ranks #253,462 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "lather" and "letter" also get mixed up with nearby pairs, the highest-scored neighbour is "lather vs laver". 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 #253,462 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.