seuvssuWhat's the difference?

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

Which to use

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

#31
“seu” frequency rank
#6,713
“su” frequency rank
6744
confusion score

Side-by-Side Comparison

Feature seu su
Definition senhor dele

Letter map: seu vs su

Shared letters muted; letters that set seu and su apart highlighted. Shared run: 2.

3 ch
seu
2 ch
su

Spelling & Dictionary Insight

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: seu is anoun and suanadjective. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 6744, derived from the frequency rank of both members and their visual similarity.

seu is recorded at frequency rank #31, classified as anoun. su is at rank #6,713, tagged as anadj.

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 6744, this pair ranks #67,613 of 75,631 scored Portuguese confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of seu vs su

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

"seu" · 3 letters · shape CVV  ·  "su" · 2 letters · shape CV

Frequently Asked Questions

Can "seu" and "su" be used interchangeably?
No - they are not even the same part of speech. "seu" is a noun and "su" an adjective, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "seu" or "su"?
"seu" is the more common of the two: it sits at frequency rank #31 in our Portuguese list, against #6,713 for "su". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list