NachteilvsnachteiligWhat's the difference?

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

Which to use

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

#6,092
“Nachteil” frequency rank
#27,860
“nachteilig” frequency rank
33952
confusion score

Side-by-Side Comparison

Feature Nachteil nachteilig
Definition negative oder unerwünschte Folge oder negativer Nebeneffekt, zum Beispiel einer Lösung, eines Vorgehens, einer Überlegung Nachteile hervorrufend/herbeibringend

Where the eye mixes Nachteil and nachteilig

Muted = shared; highlighted = the visual trap. They share 8 letters in sequence. Nachteil runs 8 letters (CVCCCVVC) against nachteilig's 10 (CVCCCVVCVC) - the length gap alone is often enough to separate them once you know to check it.

8 ch
Nachteil
10 ch
nachteilig

Visual trap between Nachteil and nachteilig

These two trip readers on the page rather than in the ear: Nachteil is [ˈnaːxˌtaɪ̯l] while nachteilig is [ˈnaːxˌtaɪ̯lɪç]. Spoken aloud the problem disappears. In writing it persists, because they differ by 2 extra letter(s) - “Nachteil” sits inside “nachteilig”, and the parts of speech differ too (noun vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 33952, derived from the frequency rank of both members and their visual similarity.

Nachteil is recorded at frequency rank #6,092, classified as anoun, pronounced [ˈnaːxˌtaɪ̯l]. nachteilig is at rank #27,860, tagged as anadj, pronounced [ˈnaːxˌtaɪ̯lɪç].

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 33952, this pair ranks #1,674,399 of 2,006,359 scored German confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of Nachteil vs nachteilig

Shared letters: acehilnt. Private to "Nachteil": -. Private to "nachteilig": g.

"Nachteil" · 8 letters · shape CVCCCVVC  ·  "nachteilig" · 10 letters · shape CVCCCVVCVC

Known mistypes of this pair

  • Nachteil ← anchteil · nacchteil · nachetil · nachhteil · nachteill · nachteli · nachtiel · nachtteil
  • nachteilig ← anchteilig · nacchteilig · nachetilig · nachhteilig · nachteiilg · nachteilgi · nachteiligg · nachteillig

Frequently Asked Questions

Is swapping "Nachteil" for "nachteilig" ever safe?
No - they are not even the same part of speech. "Nachteil" is a noun and "nachteilig" an adjective, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "Nachteil" or "nachteilig"?
"Nachteil" is the more common of the two: it sits at frequency rank #6,092 in our German list, against #27,860 for "nachteilig". 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 "Nachteil" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "nachteilig" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #1,674,399 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
  • "Nachteil" and "nachteilig" also get mixed up with nearby pairs, the highest-scored neighbour is "Nachteilen vs nachteilig". 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 #1,674,399 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