saiuvssuuWhat's the difference?

Quick tell: saiu is a verb, suu is a noun, so they fill different roles in a sentence.

Which to use

“saiu” is a verb and “suu” is a noun - they look or sound alike but fill different roles in a sentence.

#1,035
“saiu” frequency rank
#47,111
“suu” frequency rank
48146
confusion score

Side-by-Side Comparison

Feature saiu suu
Definition Terceira pessoa do singular do pretérito perfeito do indicativo do verbo sair. boca, cavidade oral

Where the spellings diverge

Shared letters are muted; the letters that actually set saiu and suu apart are highlighted. They share 2 letters in sequence, which is exactly why the eye skips the difference.

4 ch
saiu
3 ch
suu

Spelling & Dictionary Insight

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: saiu is averb and suuanoun. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 48146, derived from the frequency rank of both members and their visual similarity.

saiu is recorded at frequency rank #1,035, classified as averb. 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 48146, this pair ranks #17,053 of 75,631 scored Portuguese confusable pairs - among the most confusable pairs.

Orthographic DNA of saiu vs suu

Shared letters: su. Private to "saiu": ai. Private to "suu": -.

"saiu" · 4 letters · shape CVVV  ·  "suu" · 3 letters · shape CVV

Known mistypes of this pair

  • saiuasiu · saui · siau · ssaiu

Frequency comparison

saiu#1,035
suu#47,111

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "saiu" and "suu" be used interchangeably?
No - they are not even the same part of speech. "saiu" is a verb and "suu" a noun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "saiu" or "suu"?
"saiu" is the more common of the two: it sits at frequency rank #1,035 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.

Remembering saiu vs suu

The fastest way to pick the right one every time.

  • Check the role first: if you need a verb, it's “saiu”; for a noun, it's “suu”.
  • See each word in full, definition, IPA, etymology and its other confusables. Full “saiu” entry
  • Browse more pairs most likely to be confused. Most confusable

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

Source: FrequencyWords open word-frequency list