Which to use
“lousa” and “luna” are a confusable Portuguese pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #32,242
- “lousa” frequency rank
- #9,712
- “luna” frequency rank
- 41954
- confusion score
Side-by-Side Comparison
| Feature | lousa | luna |
|---|---|---|
| Definition | quadro-negro | lua |
Where the eye mixes lousa and luna
Muted = shared; highlighted = the visual trap. They share 3 letters in sequence. lousa runs 5 letters (CVVCV) against luna's 4 (CVCV) - the length gap alone is often enough to separate them once you know to check it.
Visual trap between lousa and luna
A purely visual mix-up. lousa (/ˈlow.zɐ/) and luna (/ˈluna/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 1 letter(s) in length. Our composite confusion score for this pair is 41954, derived from the frequency rank of both members and their visual similarity.
lousa is recorded at frequency rank #32,242, classified as anoun, pronounced /ˈlow.zɐ/. luna is at rank #9,712, tagged as anoun, pronounced /ˈluna/.
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 41954, this pair ranks #23,891 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of lousa vs luna
Shared letters: alu. Private to "lousa": os. Private to "luna": n.
"lousa" · 5 letters · shape CVVCV · "luna" · 4 letters · shape CVCV
Known mistypes of this pair
Frequently Asked Questions
Can "lousa" and "luna" be used interchangeably?
Which is more common, "lousa" or "luna"?
After this comparison
Eye-level mix-up between "lousa" and "luna" is sorted above. Next: full entries or other pairs that share a letter shape.
- Full dictionary entry for "lousa" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "luna" - compare definitions side by side with the headword page. Word entry
- This pair ranks #23,891 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
- "lousa" and "luna" also get mixed up with nearby pairs, the highest-scored neighbour is "loiça vs lousa". 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 #23,891 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.