larvslunarWhich spelling fits?

Quick tell: lar is a noun, lunar is an adjective, so they fill different roles in a sentence.

Which to use

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

#40,323
“lar” frequency rank
#10,078
“lunar” frequency rank
50401
confusion score

Side-by-Side Comparison

Feature lar lunar
Definition singular of lares: a household god, particularly overseeing the family itself. Of, pertaining to, or resembling the Moon (that is, Luna, the Earth's moon).

Where the eye mixes lar and lunar

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence.

3 ch
lar
5 ch
lunar

Visual trap between lar and lunar

These two trip readers on the page rather than in the ear: lar is /lɑː/ while lunar is /ˈl(j)uːnə/. Spoken aloud the problem disappears. In writing it persists, because they differ by 2 letter(s) in length, and the parts of speech differ too (noun vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 50401, derived from the frequency rank of both members and their visual similarity.

lar is recorded at frequency rank #40,323, classified as anoun, pronounced /lɑː/. lunar is at rank #10,078, tagged as anadj, pronounced /ˈl(j)uːnə/.

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 50401, this pair ranks #174,635 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of lar vs lunar

Shared letters: alr. Private to "lar": -. Private to "lunar": nu.

"lar" · 3 letters · shape CVC  ·  "lunar" · 5 letters · shape CVCVC

Known mistypes of this pair

  • lunarllunar · lnuar · luanr · lunarr · lunnar · lunra · ulnar

Frequently Asked Questions

Can "lar" and "lunar" be used interchangeably?
No - they are not even the same part of speech. "lar" is a noun and "lunar" an adjective, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "lar" or "lunar"?
"lunar" is the more common of the two: it sits at frequency rank #10,078 in our English list, against #40,323 for "lar". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "lar" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "lunar" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #174,635 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "lar" and "lunar" also get mixed up with nearby pairs, the highest-scored neighbour is "lar vs LSC". 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 #174,635 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