neivsnmTell them apart

Quick tell: nei is a verb, nm is an abbrev, so they fill different roles in a sentence.

Which to use

“nei” is a verb and “nm” is an abbrev - they look or sound alike but fill different roles in a sentence.

#38,309
“nei” frequency rank
#11,940
“nm” frequency rank
50249
confusion score

Side-by-Side Comparison

Feature nei nm
Definition verneinen, negieren, abstreiten Einheitensymbol für Nanometer. 1 nm = 10⁻⁹ m.

Letter map: nei vs nm

Shared letters muted; letters that set nei and nm apart highlighted. Shared run: 1. nei runs 3 letters (CVV) against nm's 2 (CC) - the length gap alone is often enough to separate them once you know to check it.

3 ch
nei
2 ch
nm

Role in the sentence - nei and nm

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: nei is averb and nmanabbrev. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 50249, derived from the frequency rank of both members and their visual similarity.

nei is recorded at frequency rank #38,309, classified as averb, pronounced […]. nm is at rank #11,940, tagged as anabbrev.

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 50249, this pair ranks #1,180,891 of 2,006,359 scored German confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of nei vs nm

Shared letters: n. Private to "nei": ei. Private to "nm": m.

"nei" · 3 letters · shape CVV  ·  "nm" · 2 letters · shape CC

Frequently Asked Questions

Is swapping "nei" for "nm" ever safe?
No - they are not even the same part of speech. "nei" is a verb and "nm" an abbrev, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "nei" or "nm"?
"nm" is the more common of the two: it sits at frequency rank #11,940 in our German list, against #38,309 for "nei". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Done with this confusable. These links stay specific to "nei" and "nm".

  • Full dictionary entry for "nei" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "nm" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #1,180,891 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
  • "nei" and "nm" also get mixed up with nearby pairs, the highest-scored neighbour is "nei vs puzzles". Nearby pair

Confusion rank #1,180,891 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