Which to use
“NDA” is a noun and “nis” is a verb - they look or sound alike but fill different roles in a sentence.
- #37,944
- “NDA” frequency rank
- #49,821
- “nis” frequency rank
- 87765
- confusion score
Side-by-Side Comparison
| Feature | NDA | nis |
|---|---|---|
| Definition | Accord de non-divulgation, de confidentialité. | Participe actif présent du verbe ní (« se déplacer »). |
Where the eye mixes NDA and nis
Muted = shared; highlighted = the visual trap. They share 1 letter in sequence. NDA (CCV) and nis (CVC) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.
Look-alike desk: NDA vs nis
These two trip readers on the page rather than in the ear: NDA is \ɛn.di:.eɪ\ while nis is \nis\. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (noun vs verb), which is usually the fastest check. Our composite confusion score for this pair is 87765, derived from the frequency rank of both members and their visual similarity.
NDA is recorded at frequency rank #37,944, classified as anoun, pronounced \ɛn.di:.eɪ\. nis is at rank #49,821, tagged as averb, pronounced \nis\.
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 87765, this pair ranks #7,840 of 440,172 scored French confusable pairs - among the most confusable pairs.
Orthographic DNA of NDA vs nis
Shared letters: n. Private to "NDA": ad. Private to "nis": is.
"NDA" · 3 letters · shape CCV · "nis" · 3 letters · shape CVC
Frequently Asked Questions
Can "NDA" and "nis" be used interchangeably?
In ordinary French text, does "NDA" or "nis" show up more?
After this comparison
Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.
- Full dictionary entry for "NDA" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "nis" - compare definitions side by side with the headword page. Word entry
- This pair ranks #7,840 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "NDA" and "nis" also get mixed up with nearby pairs, the highest-scored neighbour is "nis vs nop". Nearby pair
Confusion rank #7,840 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.