selovssenoTell them apart

Which to use

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

#5,354
“selo” frequency rank
#48,110
“seno” frequency rank
53464
confusion score

Side-by-Side Comparison

Feature selo seno
Definition pequeno objeto de metal (placa, coluna, anel) usados como assinatura do proprietário para selar e autenticar documentos e cartas em relação a um dos ângulos agudos de um triângulo retângulo, é o resultado da divisão do valor do cateto oposto a este ângulo pelo valor da hipotenusa

Where the eye mixes selo and seno

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence. selo and seno follow the identical consonant-vowel pattern (CVCV). Same shape at a glance is often the real trap, independent of shared letters.

4 ch
selo
4 ch
seno

Visual trap between selo and seno

A purely visual mix-up. selo (/ˈse.lʊ/) and seno (/ˈsenu/) 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 - l in “selo” becomes n in “seno”. Our composite confusion score for this pair is 53464, derived from the frequency rank of both members and their visual similarity.

selo is recorded at frequency rank #5,354, classified as anoun, pronounced /ˈse.lʊ/. seno is at rank #48,110, tagged as anoun, pronounced /ˈsenu/.

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 53464, this pair ranks #11,997 of 75,631 scored Portuguese confusable pairs - among the most confusable pairs.

Orthographic DNA of selo vs seno

Shared letters: eos. Private to "selo": l. Private to "seno": n.

"selo" · 4 letters · shape CVCV  ·  "seno" · 4 letters · shape CVCV

Known mistypes of this pair

  • selo ← eslo · sello · seol · sleo · sselo
  • seno ← esno · senno · seon · sneo · sseno

Frequently Asked Questions

Is swapping "selo" for "seno" ever safe?
No. They are said differently (/ˈse.lʊ/ versus /ˈsenu/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "selo" or "seno"?
"selo" is the more common of the two: it sits at frequency rank #5,354 in our Portuguese list, against #48,110 for "seno". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

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

  • Full dictionary entry for "selo" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "seno" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #11,997 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "selo" and "seno" also get mixed up with nearby pairs, the highest-scored neighbour is "seno vs sueño". 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 #11,997 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