se vs sus, What's the Difference?

Which to use

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

#16
“se” frequency rank: #7,578
“sus” frequency rank: 7594
confusion score

Side-by-Side Comparison

Feature	se	sus
Definition	indica hipótese	interjeição que demonstra impaciência (século XVI)

Letter map: se vs sus

Shared letters muted; letters that set se and sus apart highlighted. Shared run: 1.

2 ch

3 ch

sus

Grammar separator: se vs sus

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: se is aconjunction and susanintj. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 7594, derived from the frequency rank of both members and their visual similarity.

se is recorded at frequency rank #16, classified as aconj, pronounced /sɨ/. sus is at rank #7,578, tagged as anintj.

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 7594, this pair ranks #66,523 of 75,631 scored Portuguese confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of se vs sus

Shared letters: s. Private to "se": e. Private to "sus": u.

"se" · 2 letters · shape CV · "sus" · 3 letters · shape CVC

Frequently Asked Questions

Is swapping "se" for "sus" ever safe?

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

Frequency check: "se" vs "sus" - which ranks higher?

"se" is the more common of the two: it sits at frequency rank #16 in our Portuguese list, against #7,578 for "sus". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

After this comparison

Done with this confusable. These links stay specific to "se" and "sus".

Full dictionary entry for "se" with definition, IPA, and generated misspellings. Word entry
Full dictionary entry for "sus" - compare definitions side by side with the headword page. Word entry
This pair ranks #66,523 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
"se" and "sus" also get mixed up with nearby pairs, the highest-scored neighbour is "Sau vs sus". Nearby pair

Confusion rank #66,523 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.