Which to use
“il” is a pronoun and “ISF” is a name - they look or sound alike but fill different roles in a sentence.
- #18
- “il” frequency rank
- #17,462
- “ISF” frequency rank
- 17480
- confusion score
Side-by-Side Comparison
| Feature | il | ISF |
|---|---|---|
| Definition | Pronom de la troisième personne du singulier masculin (utilisé exclusivement en tant que sujet). Désigne une personne, un animal ou une chose dont le genre est masculin. | Impôt déclaratif payé par les personnes physiques, célibataires ou en couple, possédant un patrimoine imposable dont la valeur nette est supérieure à un seuil fixé par la loi. |
Where the spellings diverge
Shared letters are muted; the letters that actually set il and ISF apart are highlighted. They share 1 letter in sequence, which is exactly why the eye skips the difference.
Spelling & Dictionary Insight
il and ISF 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 1 letter(s) in length - close enough that the eye skips over the difference, far enough that meaning fully diverges. Our composite confusion score for this pair is 17480, derived from the frequency rank of both members and their visual similarity.
il is recorded at frequency rank #18, classified as apron, pronounced \il\. ISF is at rank #17,462, tagged as aname, pronounced \i ɛ.s‿ɛf\.
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 17480, this pair ranks #382,966 of 440,172 scored French confusable pairs - a relatively easy-to-tell-apart pair.
Frequency comparison
Frequently Asked Questions
Can "il" and "ISF" be used interchangeably?
Remembering il vs ISF
The fastest way to pick the right one every time.
- Check the role first: if you need a pronoun, it's “il”; for a name, it's “ISF”.
- See each word in full, definition, IPA, etymology and its other confusables. Full “il” entry
- Browse more pairs most likely to be confused. Most confusable