Which to use
“lun” is an adjective and “lunas” is a noun - they look or sound alike but fill different roles in a sentence.
- #37,198
- “lun” frequency rank
- #18,304
- “lunas” frequency rank
- 55502
- confusion score
Side-by-Side Comparison
| Feature | lun | lunas |
|---|---|---|
| Definition | Flácido, suave, débil. | Forma del plural de luna. |
Where the eye mixes lun and lunas
Muted = shared; highlighted = the visual trap. They share 3 letters in sequence. lun runs 3 letters (CVC) against lunas's 5 (CVCVC) - the length gap alone is often enough to separate them once you know to check it.
Visual trap between lun and lunas
These two trip readers on the page rather than in the ear: lun is [lun] while lunas is [ˈlunas]. Spoken aloud the problem disappears. In writing it persists, because they differ by 2 extra letter(s) - “lun” sits inside “lunas”, and the parts of speech differ too (adjective vs noun), which is usually the fastest check. Our composite confusion score for this pair is 55502, derived from the frequency rank of both members and their visual similarity.
lun is recorded at frequency rank #37,198, classified as anadj, pronounced [lun]. lunas is at rank #18,304, tagged as anoun, pronounced [ˈlunas].
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 55502, this pair ranks #78,576 of 323,831 scored Spanish confusable pairs - among the most confusable pairs.
Orthographic DNA of lun vs lunas
Shared letters: lnu. Private to "lun": -. Private to "lunas": as.
"lun" · 3 letters · shape CVC · "lunas" · 5 letters · shape CVCVC
Known mistypes of this pair
- lunas ← llunas · lnuas · luans · lunass · lunnas · lunsa · ulnas
Frequently Asked Questions
Is swapping "lun" for "lunas" ever safe?
In ordinary Spanish text, does "lun" or "lunas" show up more?
Useful next steps
Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.
- Full dictionary entry for "lun" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "lunas" - compare definitions side by side with the headword page. Word entry
- This pair ranks #78,576 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
- "lun" and "lunas" also get mixed up with nearby pairs, the highest-scored neighbour is "lac 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 #78,576 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.