lunarvsLundyWhich spelling fits?

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

Which to use

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

#10,078
“lunar” frequency rank
#44,314
“Lundy” frequency rank
54392
confusion score

Side-by-Side Comparison

Feature lunar Lundy
Definition Of, pertaining to, or resembling the Moon (that is, Luna, the Earth's moon). An island in the Bristol Channel, off the coast of Devon, England, and included in Torridge district (OS grid ref SS14).

Letter map: lunar vs Lundy

Shared letters muted; letters that set lunar and Lundy apart highlighted. Shared run: 3. lunar (CVCVC) and Lundy (CVCCV) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.

5 ch
lunar
5 ch
Lundy

Grammar separator: lunar vs Lundy

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: lunar is anadjective and Lundyaname. On the page they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 54392, derived from the frequency rank of both members and their visual similarity.

lunar is recorded at frequency rank #10,078, classified as anadj, pronounced /ˈl(j)uːnə/. 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 54392, this pair ranks #141,429 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of lunar vs Lundy

Shared letters: lnu. Private to "lunar": ar. Private to "Lundy": dy.

"lunar" · 5 letters · shape CVCVC  ·  "Lundy" · 5 letters · shape CVCCV

Known mistypes of this pair

  • lunar ← llunar · lnuar · luanr · lunarr · lunnar · lunra · ulnar
  • Lundy ← llundy · lnudy · ludny · lunddy · lundyy · lunndy · lunyd · ulndy

Frequently Asked Questions

Is swapping "lunar" for "Lundy" ever safe?
No - they are not even the same part of speech. "lunar" is an adjective and "Lundy" a name, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "lunar" vs "Lundy" - which ranks higher?
"lunar" is the more common of the two: it sits at frequency rank #10,078 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

Pair "lunar" vs "Lundy" is on the table, pick a follow-up below.

  • Full dictionary entry for "lunar" 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 #141,429 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "lunar" 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 #141,429 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