Which to use
“letter” and “luster” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #1,196
- “letter” frequency rank
- #30,486
- “luster” frequency rank
- 31682
- confusion score
Side-by-Side Comparison
| Feature | letter | luster |
|---|---|---|
| Definition | A symbol in an alphabet. | The ability or condition of shining with reflected light; sheen, gleam, gloss, sparkle, shine, etc. |
Where the eye mixes letter and luster
Muted = shared; highlighted = the visual trap. They share 4 letters in sequence.
Visual trap between letter and luster
A purely visual mix-up. letter (/ˈlɛtə/) and luster (/ˈlʌstɚ/) 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 31682, derived from the frequency rank of both members and their visual similarity.
letter is recorded at frequency rank #1,196, classified as anoun, pronounced /ˈlɛtə/. luster is at rank #30,486, tagged as anoun, pronounced /ˈlʌstɚ/.
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 31682, this pair ranks #344,130 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of letter vs luster
Shared letters: elrt. Private to "letter": -. Private to "luster": su.
"letter" · 6 letters · shape CVCCVC · "luster" · 6 letters · shape CVCCVC
Known mistypes of this pair
Frequently Asked Questions
Do "letter" and "luster" mean the same thing in a sentence?
Which is more common, "letter" or "luster"?
After this comparison
Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.
- Full dictionary entry for "letter" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "luster" - compare definitions side by side with the headword page. Word entry
- This pair ranks #344,130 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "letter" and "luster" also get mixed up with nearby pairs, the highest-scored neighbour is "luger vs luster". 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 #344,130 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.