unitvsunoWhich spelling fits?

Quick tell: unit is a noun, uno is an adjective, so they fill different roles in a sentence.

Which to use

“unit” is a noun and “uno” is an adjective - they look or sound alike but fill different roles in a sentence.

#24,488
“unit” frequency rank
#11,761
“uno” frequency rank
36249
confusion score

Side-by-Side Comparison

Feature unit uno
Definition unidade em seus vários sentidos: único

Letter map: unit vs uno

Shared letters muted; letters that set unit and uno apart highlighted. Shared run: 2.

4 ch
unit
3 ch
uno

Role in the sentence - unit and uno

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: unit is anoun and unoanadjective. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 36249, derived from the frequency rank of both members and their visual similarity.

unit is recorded at frequency rank #24,488, classified as anoun. uno is at rank #11,761, tagged as anadj, pronounced /ˈunu/.

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 36249, this pair ranks #30,620 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of unit vs uno

Shared letters: nu. Private to "unit": it. Private to "uno": o.

"unit" · 4 letters · shape VCVC  ·  "uno" · 3 letters · shape VCV

Known mistypes of this pair

  • unitnuit · uint · unitt · unnit · unti

Frequently Asked Questions

Do "unit" and "uno" mean the same thing in a sentence?
No - they are not even the same part of speech. "unit" is a noun and "uno" an adjective, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "unit" or "uno"?
"uno" is the more common of the two: it sits at frequency rank #11,761 in our Portuguese list, against #24,488 for "unit". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Done with this confusable. These links stay specific to "unit" and "uno".

  • Full dictionary entry for "unit" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "uno" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #30,620 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "unit" and "uno" also get mixed up with nearby pairs, the highest-scored neighbour is "unit vs ut". 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 #30,620 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