RegistervsregistoTell them apart

Which to use

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

#29,120
“Register” frequency rank
#5,248
“registo” frequency rank
34368
confusion score

Side-by-Side Comparison

Feature Register registo
Definition lista ato ou efeito de registar (registrar)

Where the eye mixes Register and registo

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

8 ch
Register
7 ch
registo

Visual trap between Register and registo

A purely visual mix-up. Register (/reˈɡɪstɐ/) and registo (/Rɨ.ˈʒiʃ.tu/) 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 34368, derived from the frequency rank of both members and their visual similarity.

Register is recorded at frequency rank #29,120, classified as anoun, pronounced /reˈɡɪstɐ/. registo is at rank #5,248, tagged as anoun, pronounced /Rɨ.ˈʒiʃ.tu/.

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 34368, this pair ranks #32,919 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of Register vs registo

Shared letters: egirst. Private to "Register": -. Private to "registo": o.

"Register" · 8 letters · shape CVCVCCVC  ·  "registo" · 7 letters · shape CVCVCCV

Known mistypes of this pair

  • Register ← ergister · reggister · regisetr · regisster · registerr · registter · regitser · regsiter
  • registo ← ergisto · reggisto · regisot · regissto · registto · regitso · regsito · reigsto

Frequently Asked Questions

Is swapping "Register" for "registo" ever safe?
No. They are said differently (/reˈɡɪstɐ/ versus /Rɨ.ˈʒiʃ.tu/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "Register" or "registo"?
"registo" is the more common of the two: it sits at frequency rank #5,248 in our Portuguese list, against #29,120 for "Register". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

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

  • Full dictionary entry for "Register" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "registo" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #32,919 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "Register" and "registo" also get mixed up with nearby pairs, the highest-scored neighbour is "Register vs revistar". 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 #32,919 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