Which to use
“lumber” is a noun and “Luther” is a name - they look or sound alike but fill different roles in a sentence.
- #13,189
- “lumber” frequency rank
- #8,571
- “Luther” frequency rank
- 21760
- confusion score
Side-by-Side Comparison
| Feature | lumber | Luther |
|---|---|---|
| Definition | Wood sawn into planks or otherwise prepared for sale or use, especially as a building material. | Martin Luther, German monk and theologian whose teaching inspired the Reformation. |
Where the eye mixes lumber and Luther
Muted = shared; highlighted = the visual trap. They share 4 letters in sequence. lumber and Luther 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 lumber with Luther
These two trip readers on the page rather than in the ear: lumber is /ˈlʌm.bə/ while Luther is /ˈluːθə/. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (noun vs name), which is usually the fastest check. Our composite confusion score for this pair is 21760, derived from the frequency rank of both members and their visual similarity.
lumber is recorded at frequency rank #13,189, classified as anoun, pronounced /ˈlʌm.bə/. Luther is at rank #8,571, tagged as aname, pronounced /ˈluːθə/.
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 21760, this pair ranks #421,542 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of lumber vs Luther
Shared letters: elru. Private to "lumber": bm. Private to "Luther": ht.
"lumber" · 6 letters · shape CVCCVC · "Luther" · 6 letters · shape CVCCVC
Known mistypes of this pair
Frequently Asked Questions
Is swapping "lumber" for "Luther" ever safe?
Which is more common, "lumber" or "Luther"?
After this comparison
Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.
- Full dictionary entry for "lumber" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "Luther" - compare definitions side by side with the headword page. Word entry
- This pair ranks #421,542 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "lumber" and "Luther" also get mixed up with nearby pairs, the highest-scored neighbour is "lumber vs Lumley". 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 #421,542 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.