secreçãovsseleçãoTell them apart

Which to use

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

#23,820
“secreção” frequency rank
#924
“seleção” frequency rank
24744
confusion score

Side-by-Side Comparison

Feature secreção seleção
Definition o líquido ou a substância segregada pelo organismo ato ou efeito de selecionar

Where the eye mixes secreção and seleção

Muted = shared; highlighted = the visual trap. They share 6 letters in sequence. secreção runs 8 letters (CVCCVCVV) against seleção's 7 (CVCVCVV) - the length gap alone is often enough to separate them once you know to check it.

8 ch
secreção
7 ch
seleção

Why the eye confuses secreção with seleção

A purely visual mix-up. secreção (/sɨ.kɾɨ.ˈsɐ̃w̃/) and seleção (/sɨ.lɛ.ˈsɐ̃w̃/) 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 24744, derived from the frequency rank of both members and their visual similarity.

secreção is recorded at frequency rank #23,820, classified as anoun, pronounced /sɨ.kɾɨ.ˈsɐ̃w̃/. seleção is at rank #924, tagged as anoun, pronounced /sɨ.lɛ.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 24744, this pair ranks #44,783 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of secreção vs seleção

Shared letters: eosãç. Private to "secreção": cr. Private to "seleção": l.

"secreção" · 8 letters · shape CVCCVCVV  ·  "seleção" · 7 letters · shape CVCVCVV

Frequently Asked Questions

Is swapping "secreção" for "seleção" ever safe?
No. They are said differently (/sɨ.kɾɨ.ˈsɐ̃w̃/ versus /sɨ.lɛ.ˈsɐ̃w̃/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "secreção" or "seleção"?
"seleção" is the more common of the two: it sits at frequency rank #924 in our Portuguese list, against #23,820 for "secreção". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

What to do next

Eye-level mix-up between "secreção" and "seleção" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "secreção" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "seleção" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #44,783 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "secreção" and "seleção" also get mixed up with nearby pairs, the highest-scored neighbour is "sedição vs seleção". Nearby pair

Confusion rank #44,783 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