SchläfervsschlankerWhat's the difference?

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

Which to use

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

#46,967
“Schläfer” frequency rank
#24,497
“schlanker” frequency rank
71464
confusion score

Side-by-Side Comparison

Feature Schläfer schlanker
Definition Person, die schläft, die sich im Schlafzustand befindet Nominativ Singular Maskulinum der starken Deklination des Positivs des Adjektivs schlank

Where the eye mixes Schläfer and schlanker

Muted = shared; highlighted = the visual trap. They share 6 letters in sequence. Schläfer runs 8 letters (CCCCVCVC) against schlanker's 9 (CCCCVCCVC) - the length gap alone is often enough to separate them once you know to check it.

8 ch
Schläfer
9 ch
schlanker

Visual trap between Schläfer and schlanker

These two trip readers on the page rather than in the ear: Schläfer is [ˈʃlɛːfɐ] while schlanker is [ˈʃlaŋkɐ]. 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 (noun vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 71464, derived from the frequency rank of both members and their visual similarity.

Schläfer is recorded at frequency rank #46,967, classified as anoun, pronounced [ˈʃlɛːfɐ]. schlanker is at rank #24,497, tagged as anadj, pronounced [ˈʃlaŋkɐ].

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 71464, this pair ranks #416,007 of 2,006,359 scored German confusable pairs - among the most confusable pairs.

Orthographic DNA of Schläfer vs schlanker

Shared letters: cehlrs. Private to "Schläfer": . Private to "schlanker": akn.

"Schläfer" · 8 letters · shape CCCCVCVC  ·  "schlanker" · 9 letters · shape CCCCVCCVC

Known mistypes of this pair

  • schlankercshlanker · scchlanker · schalnker · schhlanker · schlakner · schlanekr · schlankerr · schlankker

Frequently Asked Questions

Is swapping "Schläfer" for "schlanker" ever safe?
No - they are not even the same part of speech. "Schläfer" is a noun and "schlanker" an adjective, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "Schläfer" vs "schlanker" - which ranks higher?
"schlanker" is the more common of the two: it sits at frequency rank #24,497 in our German list, against #46,967 for "Schläfer". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

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

  • Full dictionary entry for "Schläfer" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "schlanker" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #416,007 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
  • "Schläfer" and "schlanker" also get mixed up with nearby pairs, the highest-scored neighbour is "Schläfe vs Schläfer". 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 #416,007 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