uaivsunitWhat's the difference?

Quick tell: uai is a intj, unit is a noun, so they fill different roles in a sentence.

Which to use

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

#37,566
“uai” frequency rank
#24,488
“unit” frequency rank
62054
confusion score

Side-by-Side Comparison

Feature uai unit
Definition expressa surpresa, espanto ou suscita dúvida unidade em seus vários sentidos:

Letter map: uai vs unit

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

3 ch
uai
4 ch
unit

Grammar separator: uai vs unit

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: uai is anintj and unitanoun. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 62054, derived from the frequency rank of both members and their visual similarity.

uai is recorded at frequency rank #37,566, classified as anintj. unit is at rank #24,488, tagged as anoun.

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 62054, this pair ranks #6,851 of 75,631 scored Portuguese confusable pairs - among the most confusable pairs.

Orthographic DNA of uai vs unit

Shared letters: iu. Private to "uai": a. Private to "unit": nt.

"uai" · 3 letters · shape VVV  ·  "unit" · 4 letters · shape VCVC

Known mistypes of this pair

  • unitnuit · uint · unitt · unnit · unti

Frequently Asked Questions

Can "uai" and "unit" be used interchangeably?
No - they are not even the same part of speech. "uai" is an intj and "unit" a noun, so a sentence built for one is usually ungrammatical with the other.
In ordinary Portuguese text, does "uai" or "unit" show up more?
"unit" is the more common of the two: it sits at frequency rank #24,488 in our Portuguese list, against #37,566 for "uai". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Pair "uai" vs "unit" is on the table, pick a follow-up below.

  • Full dictionary entry for "uai" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "unit" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #6,851 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "uai" and "unit" also get mixed up with nearby pairs, the highest-scored neighbour is "ú vs uai". 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 #6,851 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