nopvsnulTell them apart

Quick tell: nop is a noun, nul is an adjective, so they fill different roles in a sentence.

Which to use

“nop” is a noun and “nul” is an adjective - they look or sound alike but fill different roles in a sentence.

#49,823
“nop” frequency rank
#1,417
“nul” frequency rank
51240
confusion score

Side-by-Side Comparison

Feature nop nul
Definition Relief, nervure. Égal à zéro, en parlant d’un nombre, d’une grandeur ou d’une valeur.

Letter map: nop vs nul

Shared letters muted; letters that set nop and nul apart highlighted. Shared run: 1. nop and nul follow the identical consonant-vowel pattern (CVC). Same shape at a glance is often the real trap, independent of shared letters.

3 ch
nop
3 ch
nul

Part-of-speech tell for nop / nul

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: nop is anoun and nulanadjective. On the page they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 51240, derived from the frequency rank of both members and their visual similarity.

nop is recorded at frequency rank #49,823, classified as anoun. nul is at rank #1,417, tagged as anadj, pronounced \nyl\.

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 51240, this pair ranks #156,524 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of nop vs nul

Shared letters: n. Private to "nop": op. Private to "nul": lu.

"nop" · 3 letters · shape CVC  ·  "nul" · 3 letters · shape CVC

Frequently Asked Questions

Can "nop" and "nul" be used interchangeably?
No - they are not even the same part of speech. "nop" is a noun and "nul" an adjective, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "nop" vs "nul" - which ranks higher?
"nul" is the more common of the two: it sits at frequency rank #1,417 in our French list, against #49,823 for "nop". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Useful next steps

Pair "nop" vs "nul" is on the table, pick a follow-up below.

  • Full dictionary entry for "nop" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "nul" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #156,524 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "nop" and "nul" also get mixed up with nearby pairs, the highest-scored neighbour is "nis vs nop". Nearby pair

Confusion rank #156,524 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list