lunavsLundyTell them apart

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

Which to use

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

#12,634
“luna” frequency rank
#44,314
“Lundy” frequency rank
56948
confusion score

Side-by-Side Comparison

Feature luna Lundy
Definition A luna moth: a member of species Actias luna. An island in the Bristol Channel, off the coast of Devon, England, and included in Torridge district (OS grid ref SS14).

Letter map: luna vs Lundy

Shared letters muted; letters that set luna and Lundy apart highlighted. Shared run: 3. luna runs 4 letters (CVCV) against Lundy's 5 (CVCCV) - the length gap alone is often enough to separate them once you know to check it.

4 ch
luna
5 ch
Lundy

Part-of-speech tell for luna / Lundy

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: luna is anoun and Lundyaname. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 56948, derived from the frequency rank of both members and their visual similarity.

luna is recorded at frequency rank #12,634, classified as anoun, pronounced /ˈluːnə/. Lundy is at rank #44,314, tagged as aname.

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 56948, this pair ranks #122,641 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of luna vs Lundy

Shared letters: lnu. Private to "luna": a. Private to "Lundy": dy.

"luna" · 4 letters · shape CVCV  ·  "Lundy" · 5 letters · shape CVCCV

Known mistypes of this pair

  • luna ← lluna · lnua · luan · lunna · ulna
  • Lundy ← llundy · lnudy · ludny · lunddy · lundyy · lunndy · lunyd · ulndy

Frequently Asked Questions

Is swapping "luna" for "Lundy" ever safe?
No - they are not even the same part of speech. "luna" is a noun and "Lundy" a name, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "luna" vs "Lundy" - which ranks higher?
"luna" is the more common of the two: it sits at frequency rank #12,634 in our English list, against #44,314 for "Lundy". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

You've compared "luna" and "Lundy". Here's where to go from here.

  • Full dictionary entry for "luna" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "Lundy" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #122,641 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "luna" and "Lundy" also get mixed up with nearby pairs, the highest-scored neighbour is "Laney vs Lundy". 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 #122,641 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