lunvsLutonWhich spelling fits?

Quick tell: lun is a noun, Luton is a name, so they fill different roles in a sentence.

Which to use

“lun” is a noun and “Luton” is a name - they look or sound alike but fill different roles in a sentence.

#43,244
“lun” frequency rank
#24,501
“Luton” frequency rank
67745
confusion score

Side-by-Side Comparison

Feature lun Luton
Definition Alternative form of lown. A place in England:

Letter map: lun vs Luton

Shared letters muted; letters that set lun and Luton apart highlighted. Shared run: 3. lun runs 3 letters (CVC) against Luton's 5 (CVCVC) - the length gap alone is often enough to separate them once you know to check it.

3 ch
lun
5 ch
Luton

Role in the sentence - lun and Luton

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: lun is anoun and Lutonaname. On the page they differ by 2 letter(s) in length. Our composite confusion score for this pair is 67745, derived from the frequency rank of both members and their visual similarity.

lun is recorded at frequency rank #43,244, classified as anoun. Luton is at rank #24,501, tagged as aname, pronounced /luːtən/.

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 67745, this pair ranks #61,946 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of lun vs Luton

Shared letters: lnu. Private to "lun": -. Private to "Luton": ot.

"lun" · 3 letters · shape CVC  ·  "Luton" · 5 letters · shape CVCVC

Known mistypes of this pair

  • Luton ← lluton · ltuon · luotn · lutno · lutonn · lutton · ulton

Frequently Asked Questions

Is swapping "lun" for "Luton" ever safe?
No - they are not even the same part of speech. "lun" is a noun and "Luton" a name, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "lun" vs "Luton" - which ranks higher?
"Luton" is the more common of the two: it sits at frequency rank #24,501 in our English list, against #43,244 for "lun". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

You've compared "lun" and "Luton". Here's where to go from here.

  • Full dictionary entry for "lun" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "Luton" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #61,946 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "lun" and "Luton" also get mixed up with nearby pairs, the highest-scored neighbour is "LSC vs lun". 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 #61,946 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list