Which to use
“sn” is a symbol and “su” is a verb - they look or sound alike but fill different roles in a sentence.
- #27,624
- “sn” frequency rank
- #1,609
- “su” frequency rank
- 29233
- confusion score
Side-by-Side Comparison
| Feature | sn | su |
|---|---|---|
| Definition | Symbole de la sthène, unité de mesure de force du système mts. | Participe passé masculin singulier du verbe savoir. |
Where the spellings diverge
Shared letters are muted; the letters that actually set sn and su apart are highlighted. They share 1 letter in sequence, which is exactly why the eye skips the difference.
Spelling & Dictionary Insight
sn and su form a confusable pair in the French index, two distinct headwords that are easily confused because they look alike, sound alike, or both. They differ by a single letter - n in “sn” becomes u in “su” - close enough that the eye skips over the difference, far enough that meaning fully diverges. Our composite confusion score for this pair is 29233, derived from the frequency rank of both members and their visual similarity.
sn is recorded at frequency rank #27,624, classified as asymbol. su is at rank #1,609, tagged as averb, pronounced \sy\.
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 29233, this pair ranks #317,933 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.
Frequency comparison
Frequently Asked Questions
Can "sn" and "su" be used interchangeably?
Remembering sn vs su
The fastest way to pick the right one every time.
- Check the role first: if you need a symbol, it's “sn”; for a verb, it's “su”.
- See each word in full, definition, IPA, etymology and its other confusables. Full “sn” entry
- Browse more pairs most likely to be confused. Most confusable