louçavslousaWhich spelling fits?

Which to use

“louça” and “lousa” are a confusable Portuguese pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#12,933
“louça” frequency rank
#32,242
“lousa” frequency rank
45175
confusion score

Side-by-Side Comparison

Feature louça lousa
Definition toda a espécie de vasos de barro, porcelana, etc. quadro-negro

Where the eye mixes louça and lousa

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence.

5 ch
louça
5 ch
lousa

Why the eye confuses louça with lousa

A purely visual mix-up. louça (/ˈlow.sɐ/) and lousa (/ˈlow.zɐ/) 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 a single letter - ç in “louça” becomes s in “lousa”. Our composite confusion score for this pair is 45175, derived from the frequency rank of both members and their visual similarity.

louça is recorded at frequency rank #12,933, classified as anoun, pronounced /ˈlow.sɐ/. lousa is at rank #32,242, tagged as anoun, pronounced /ˈlow.zɐ/.

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 45175, this pair ranks #20,237 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of louça vs lousa

Shared letters: alou. Private to "louça": ç. Private to "lousa": s.

"louça" · 5 letters · shape CVVCV  ·  "lousa" · 5 letters · shape CVVCV

Known mistypes of this pair

  • lousallousa · losua · louas · loussa · luosa · olusa

Frequently Asked Questions

Is swapping "louça" for "lousa" ever safe?
No. They are said differently (/ˈlow.sɐ/ versus /ˈlow.zɐ/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "louça" vs "lousa" - which ranks higher?
"louça" is the more common of the two: it sits at frequency rank #12,933 in our Portuguese list, against #32,242 for "lousa". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Eye-level mix-up between "louça" and "lousa" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "louça" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "lousa" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #20,237 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "louça" and "lousa" 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 #20,237 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list