svssãoTell them apart

Quick tell: s is a symbol, são is an adjective, so they fill different roles in a sentence.

Which to use

“s” is a symbol and “são” is an adjective - they look or sound alike but fill different roles in a sentence.

#511
“s” frequency rank
#34
“são” frequency rank
545
confusion score

Side-by-Side Comparison

Feature s são
Definition símbolo de segundo saudável

Letter map: s vs são

Shared letters muted; letters that set s and são apart highlighted. Shared run: 1.

1 ch
s
3 ch
são

Part-of-speech tell for s / são

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: s is asymbol and sãoanadjective. On the page they differ by 2 extra letter(s) - “s” sits inside “são”. Our composite confusion score for this pair is 545, derived from the frequency rank of both members and their visual similarity.

s is recorded at frequency rank #511, classified as asymbol. são is at rank #34, tagged as anadj, pronounced /ˈsɐ̃w̃/.

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 545, this pair ranks #75,129 of 75,631 scored Portuguese confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of s vs são

Shared letters: s. Private to "s": -. Private to "são": .

"s" · 1 letters · shape C  ·  "são" · 3 letters · shape CVV

Frequently Asked Questions

Is swapping "s" for "são" ever safe?
No - they are not even the same part of speech. "s" is a symbol and "são" an adjective, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "s" or "são"?
"são" is the more common of the two: it sits at frequency rank #34 in our Portuguese list, against #511 for "s". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Useful next steps

You've compared "s" and "são". Here's where to go from here.

  • Full dictionary entry for "s" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "são" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #75,129 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "s" and "são" also get mixed up with nearby pairs, the highest-scored neighbour is "são vs soap". Nearby pair

Confusion rank #75,129 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