faíscavsfísicaWhat's the difference?

Which to use

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

#27,481
“faísca” frequency rank
#1,399
“física” frequency rank
28880
confusion score

Side-by-Side Comparison

Feature faísca física
Definition descarga elétrica entre dois corpos eletrizados ciência que se propõe a compreender e a descrever os fenômenos que ocorrem na natureza, especialmente os relacionados às propriedades e interações de matéria e energia

Where the eye mixes faísca and física

Muted = shared; highlighted = the visual trap. They share 5 letters in sequence. faísca (CVVCCV) and física (CVCVCV) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.

6 ch
faísca
6 ch
física

Why the eye confuses faísca with física

A purely visual mix-up. faísca (/fɐ.ˈiʃ.kɐ/) and física (/ˈfi.zi.kɐ/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they share most of their letters but differ in 3 positions. Our composite confusion score for this pair is 28880, derived from the frequency rank of both members and their visual similarity.

faísca is recorded at frequency rank #27,481, classified as anoun, pronounced /fɐ.ˈiʃ.kɐ/. física is at rank #1,399, tagged as anoun, pronounced /ˈfi.zi.kɐ/.

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 28880, this pair ranks #39,881 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of faísca vs física

Shared letters: acfsí. Private to "faísca": -. Private to "física": i.

"faísca" · 6 letters · shape CVVCCV  ·  "física" · 6 letters · shape CVCVCV

Frequently Asked Questions

Do "faísca" and "física" mean the same thing in a sentence?
No. They are said differently (/fɐ.ˈiʃ.kɐ/ versus /ˈfi.zi.kɐ/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
In ordinary Portuguese text, does "faísca" or "física" show up more?
"física" is the more common of the two: it sits at frequency rank #1,399 in our Portuguese list, against #27,481 for "faísca". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

After this comparison

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

  • Full dictionary entry for "faísca" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "física" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #39,881 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "faísca" and "física" also get mixed up with nearby pairs, the highest-scored neighbour is "faia vs faísca". Nearby pair

Confusion rank #39,881 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