ui vs ut, What's the Difference?

Which to use

“ui” is an intj and “ut” is a conjunction - they look or sound alike but fill different roles in a sentence.

#19,875
“ui” frequency rank: #39,908
“ut” frequency rank: 59783
confusion score

Side-by-Side Comparison

Feature	ui	ut
Definition	exprime surpresa, admiração, repugnância	como

Letter map: ui vs ut

Shared letters muted; letters that set ui and ut apart highlighted. Shared run: 1.

2 ch

Role in the sentence - ui and ut

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: ui is anintj and utaconjunction. On the page they differ by a single letter - i in “ui” becomes t in “ut”. Our composite confusion score for this pair is 59783, derived from the frequency rank of both members and their visual similarity.

ui is recorded at frequency rank #19,875, classified as anintj, pronounced /ˈuj/. ut is at rank #39,908, tagged as aconj.

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 59783, this pair ranks #8,006 of 75,631 scored Portuguese confusable pairs - among the most confusable pairs.

Orthographic DNA of ui vs ut

Shared letters: u. Private to "ui": i. Private to "ut": t.

"ui" · 2 letters · shape VV · "ut" · 2 letters · shape VC

Frequently Asked Questions

Is swapping "ui" for "ut" ever safe?

No - they are not even the same part of speech. "ui" is an intj and "ut" a conjunction, so a sentence built for one is usually ungrammatical with the other.

In ordinary Portuguese text, does "ui" or "ut" show up more?

"ui" is the more common of the two: it sits at frequency rank #19,875 in our Portuguese list, against #39,908 for "ut". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

You've compared "ui" and "ut". Here's where to go from here.

Full dictionary entry for "ui" with definition, IPA, and generated misspellings. Word entry
Full dictionary entry for "ut" - compare definitions side by side with the headword page. Word entry
This pair ranks #8,006 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
"ui" and "ut" also get mixed up with nearby pairs, the highest-scored neighbour is "ú vs ut". Nearby pair

Confusion rank #8,006 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.