seu vs suu, What's the Difference?

Which to use

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

#31
“seu” frequency rank: #47,111
“suu” frequency rank: 47142
confusion score

Side-by-Side Comparison

Feature	seu	suu
Definition	senhor	boca, cavidade oral

Letter map: seu vs suu

Shared letters muted; letters that set seu and suu apart highlighted. Shared run: 2. seu and suu follow the identical consonant-vowel pattern (CVV). Same shape at a glance is often the real trap, independent of shared letters.

3 ch

seu

3 ch

suu

Corpus notes: seu and suu

seu and suu are indexed as a confusable Portuguese pair. We have no recorded pronunciation or part of speech for both members, so the spelling overlap is what we can show you: they differ by a single letter - e in “seu” becomes u in “suu”. Our composite confusion score for this pair is 47142, derived from the frequency rank of both members and their visual similarity.

seu is recorded at frequency rank #31, classified as anoun. suu is at rank #47,111, tagged as anoun, pronounced /ˈsuː/.

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 47142, this pair ranks #18,137 of 75,631 scored Portuguese confusable pairs - among the most confusable pairs.

Orthographic DNA of seu vs suu

Shared letters: su. Private to "seu": e. Private to "suu": -.

"seu" · 3 letters · shape CVV · "suu" · 3 letters · shape CVV

Frequently Asked Questions

Can "seu" and "suu" be used interchangeably?

No. They differ by a single letter - e in “seu” becomes u in “suu”, but the dictionary glosses above give them different meanings, so swapping one for the other changes what the sentence says.

Frequency check: "seu" vs "suu" - which ranks higher?

"seu" is the more common of the two: it sits at frequency rank #31 in our Portuguese list, against #47,111 for "suu". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

What to do next

Done with this confusable. These links stay specific to "seu" and "suu".

Full dictionary entry for "seu" with definition, IPA, and generated misspellings. Word entry
Full dictionary entry for "suu" - compare definitions side by side with the headword page. Word entry
This pair ranks #18,137 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
"seu" and "suu" also get mixed up with nearby pairs, the highest-scored neighbour is "Sau vs suu". Nearby pair

Confusion rank #18,137 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.