NilvsnullWhat's the difference?

Quick tell: Nil is a name, null is an adjective, so they fill different roles in a sentence.

Which to use

“Nil” is a name and “null” is an adjective - they look or sound alike but fill different roles in a sentence.

#22,452
“Nil” frequency rank
#2,314
“null” frequency rank
24766
confusion score

Side-by-Side Comparison

Feature Nil null
Definition Fluss in Nordafrika, der in Ruanda und Burundi entspringt und in Ägypten ins Mittelmeer mündet überhaupt kein, überhaupt keine

Where the eye mixes Nil and null

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.

3 ch
Nil
4 ch
null

Visual trap between Nil and null

These two trip readers on the page rather than in the ear: Nil is [niːl] while null is [nʊl]. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 letter(s) in length, and the parts of speech differ too (name vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 24766, derived from the frequency rank of both members and their visual similarity.

Nil is recorded at frequency rank #22,452, classified as aname, pronounced [niːl]. null is at rank #2,314, tagged as anadj, pronounced [nʊl].

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 24766, this pair ranks #1,843,068 of 2,006,359 scored German confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of Nil vs null

Shared letters: ln. Private to "Nil": i. Private to "null": u.

"Nil" · 3 letters · shape CVC  ·  "null" · 4 letters · shape CVCC

Known mistypes of this pair

  • nullnlul · nnull · nul · unll

Frequently Asked Questions

Do "Nil" and "null" mean the same thing in a sentence?
No - they are not even the same part of speech. "Nil" is a name and "null" an adjective, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "Nil" or "null"?
"null" is the more common of the two: it sits at frequency rank #2,314 in our German list, against #22,452 for "Nil". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "Nil" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "null" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #1,843,068 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
  • "Nil" and "null" also get mixed up with nearby pairs, the highest-scored neighbour is "Nil vs nox". Nearby pair
  • Recorded mistypes exist for at least one side of this pair, useful when a spell-checker or OCR lands on the wrong form. See mistypes

Confusion rank #1,843,068 of 2,006,359 scored German pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list