seiovsselimWhich spelling fits?

Which to use

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

#8,108
“seio” frequency rank
#43,648
“selim” frequency rank
51756
confusion score

Side-by-Side Comparison

Feature seio selim
Definition curvatura, sinuosidade sela pequena e rasa (sem arções)

Where the eye mixes seio and selim

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence.

4 ch
seio
5 ch
selim

Visual trap between seio and selim

A purely visual mix-up. seio (/ˈsɐj.u/) and selim (/sɨ.ˈlĩ/) 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 51756, derived from the frequency rank of both members and their visual similarity.

seio is recorded at frequency rank #8,108, classified as anoun, pronounced /ˈsɐj.u/. selim is at rank #43,648, tagged as anoun, pronounced /sɨ.ˈlĩ/.

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 51756, this pair ranks #13,341 of 75,631 scored Portuguese confusable pairs - among the most confusable pairs.

Orthographic DNA of seio vs selim

Shared letters: eis. Private to "seio": o. Private to "selim": lm.

"seio" · 4 letters · shape CVVV  ·  "selim" · 5 letters · shape CVCVC

Known mistypes of this pair

  • seioesio · seoi · sieo · sseio
  • selimeslim · seilm · selimm · sellim · selmi · sleim · sselim

Frequently Asked Questions

Can "seio" and "selim" be used interchangeably?
No. They are said differently (/ˈsɐj.u/ versus /sɨ.ˈlĩ/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
In ordinary Portuguese text, does "seio" or "selim" show up more?
"seio" is the more common of the two: it sits at frequency rank #8,108 in our Portuguese list, against #43,648 for "selim". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

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

  • Full dictionary entry for "seio" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "selim" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #13,341 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "seio" and "selim" also get mixed up with nearby pairs, the highest-scored neighbour is "selim vs slip". 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 #13,341 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