nisvsnonWhat's the difference?

Quick tell: nis is a verb, non is an adverb, so they fill different roles in a sentence.

Which to use

“nis” is a verb and “non” is an adverb - they look or sound alike but fill different roles in a sentence.

#49,821
“nis” frequency rank
#82
“non” frequency rank
49903
confusion score

Side-by-Side Comparison

Feature nis non
Definition Participe actif présent du verbe ní (« se déplacer »). Réponse négative. Il marque le désaccord sur une question affirmative et l’accord sur une question négative.

Where the spellings diverge

Shared letters are muted; the letters that actually set nis and non apart are highlighted. They share 1 letter in sequence, which is exactly why the eye skips the difference.

3 ch
nis
3 ch
non

Spelling & Dictionary Insight

These two trip readers on the page rather than in the ear: nis is \nis\ while non is \nɔ̃\. 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 (verb vs adverb), which is usually the fastest check. Our composite confusion score for this pair is 49903, derived from the frequency rank of both members and their visual similarity.

nis is recorded at frequency rank #49,821, classified as averb, pronounced \nis\. non is at rank #82, tagged as anadv, pronounced \nɔ̃\.

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 49903, this pair ranks #166,955 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of nis vs non

Shared letters: n. Private to "nis": is. Private to "non": o.

"nis" · 3 letters · shape CVC  ·  "non" · 3 letters · shape CVC

Frequency comparison

nis#49,821
non#82

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "nis" and "non" be used interchangeably?
No - they are not even the same part of speech. "nis" is a verb and "non" an adverb, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "nis" or "non"?
"non" is the more common of the two: it sits at frequency rank #82 in our French list, against #49,821 for "nis". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Remembering nis vs non

The fastest way to pick the right one every time.

  • Check the role first: if you need a verb, it's “nis”; for an adverb, it's “non”.
  • See each word in full, definition, IPA, etymology and its other confusables. Full “nis” entry
  • Browse more pairs most likely to be confused. Most confusable

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list FrequencyWords open word-frequency list