fogovsfonWhat's the difference?

Which to use

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

#938
“fogo” frequency rank
#44,372
“fon” frequency rank
45310
confusion score

Side-by-Side Comparison

Feature fogo fon
Definition coisa difícil ou trabalhosa relativo à etnia dos fons

Where the eye mixes fogo and fon

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence. fogo runs 4 letters (CVCV) against fon's 3 (CVC) - the length gap alone is often enough to separate them once you know to check it.

4 ch
fogo
3 ch
fon

Why the eye confuses fogo with fon

A purely visual mix-up. fogo (/ˈfo.ɡu/) and fon (/ˈfõ/) 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 45310, derived from the frequency rank of both members and their visual similarity.

fogo is recorded at frequency rank #938, classified as anadj, pronounced /ˈfo.ɡu/. fon is at rank #44,372, tagged as anadj, pronounced /ˈfõ/.

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 45310, this pair ranks #20,094 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of fogo vs fon

Shared letters: fo. Private to "fogo": g. Private to "fon": n.

"fogo" · 4 letters · shape CVCV  ·  "fon" · 3 letters · shape CVC

Known mistypes of this pair

  • fogo ← ffogo · fgoo · foggo · foog · ofgo

Frequently Asked Questions

Can "fogo" and "fon" be used interchangeably?
No. They are said differently (/ˈfo.ɡu/ versus /ˈfõ/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "fogo" or "fon"?
"fogo" is the more common of the two: it sits at frequency rank #938 in our Portuguese list, against #44,372 for "fon". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Useful next steps

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

  • Full dictionary entry for "fogo" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "fon" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #20,094 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "fogo" and "fon" also get mixed up with nearby pairs, the highest-scored neighbour is "fern vs fon". 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 #20,094 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