fluxovsfumoWhich spelling fits?

Which to use

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

#3,012
“fluxo” frequency rank
#6,658
“fumo” frequency rank
9670
confusion score

Side-by-Side Comparison

Feature fluxo fumo
Definition movimento mistura complexa de gases, vapores e partículas em suspensão que se desprendem dos corpos aquecidos ou em combustão

Where the eye mixes fluxo and fumo

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence. fluxo runs 5 letters (CCVCV) against fumo's 4 (CVCV) - the length gap alone is often enough to separate them once you know to check it.

5 ch
fluxo
4 ch
fumo

Visual trap between fluxo and fumo

A purely visual mix-up. fluxo (/ˈflu.ksu/) and fumo (/ˈfu.mu/) 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 9670, derived from the frequency rank of both members and their visual similarity.

fluxo is recorded at frequency rank #3,012, classified as anoun, pronounced /ˈflu.ksu/. fumo is at rank #6,658, tagged as anoun, pronounced /ˈfu.mu/.

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 9670, this pair ranks #63,688 of 75,631 scored Portuguese confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of fluxo vs fumo

Shared letters: fou. Private to "fluxo": lx. Private to "fumo": m.

"fluxo" · 5 letters · shape CCVCV  ·  "fumo" · 4 letters · shape CVCV

Known mistypes of this pair

  • fluxo ← ffluxo · flluxo · fluox · fluxxo · flxuo · fulxo · lfuxo
  • fumo ← ffumo · fmuo · fummo · fuom · ufmo

Frequently Asked Questions

Can "fluxo" and "fumo" be used interchangeably?
No. They are said differently (/ˈflu.ksu/ versus /ˈfu.mu/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "fluxo" or "fumo"?
"fluxo" is the more common of the two: it sits at frequency rank #3,012 in our Portuguese list, against #6,658 for "fumo". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "fluxo" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "fumo" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #63,688 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "fluxo" and "fumo" also get mixed up with nearby pairs, the highest-scored neighbour is "favo vs fumo". 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 #63,688 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