Which to use
“sim” is an adverb and “sob” is a preposition - they look or sound alike but fill different roles in a sentence.
- #147
- “sim” frequency rank
- #320
- “sob” frequency rank
- 467
- confusion score
Side-by-Side Comparison
| Feature | sim | sob |
|---|---|---|
| Definition | exprime afirmação, acordo, aprovação, permissão ou consentimento | abaixo, em baixo |
Where the spellings diverge
Shared letters are muted; the letters that actually set sim and sob apart are highlighted. They share 1 letter in sequence, which is exactly why the eye skips the difference.
Spelling & Dictionary Insight
sim and sob form a confusable pair in the Portuguese index, two distinct headwords that are easily confused because they look alike, sound alike, or both. They share most of their letters but differ in 2 positions - close enough that the eye skips over the difference, far enough that meaning fully diverges. Our composite confusion score for this pair is 467, derived from the frequency rank of both members and their visual similarity.
sim is recorded at frequency rank #147, classified as anadv, pronounced /ˈsĩ/. sob is at rank #320, tagged as aprep, pronounced /ˈsob/.
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 467, this pair ranks #75,190 of 75,631 scored Portuguese confusable pairs - a relatively easy-to-tell-apart pair.
Frequency comparison
Frequently Asked Questions
Can "sim" and "sob" be used interchangeably?
Remembering sim vs sob
The fastest way to pick the right one every time.
- Check the role first: if you need an adverb, it's “sim”; for a preposition, it's “sob”.
- See each word in full, definition, IPA, etymology and its other confusables. Full “sim” entry
- Browse more pairs most likely to be confused. Most confusable