Which to use
“schlafen” is a verb and “schlauen” is an adjective - they look or sound alike but fill different roles in a sentence.
- #1,306
- “schlafen” frequency rank
- #33,271
- “schlauen” frequency rank
- 34577
- confusion score
Side-by-Side Comparison
| Feature | schlafen | schlauen |
|---|---|---|
| Definition | sich im Schlaf befinden, auf gewisse Art und Weise den Schlaf verbringen können, durch das Schlafen eine gewisse Verfassung erlangen | Genitiv Singular Maskulinum der starken Deklination des Positivs des Adjektivs schlau |
Where the spellings diverge
Shared letters are muted; the letters that actually set schlafen and schlauen apart are highlighted. They share 7 letters in sequence, which is exactly why the eye skips the difference.
Spelling & Dictionary Insight
schlafen and schlauen form a confusable pair in the German index, two distinct headwords that are easily confused because they look alike, sound alike, or both. They differ by a single letter - f in “schlafen” becomes u in “schlauen” - close enough that the eye skips over the difference, far enough that meaning fully diverges. Our composite confusion score for this pair is 34577, derived from the frequency rank of both members and their visual similarity.
schlafen is recorded at frequency rank #1,306, classified as averb, pronounced [ˈʃlaːfn̩]. schlauen is at rank #33,271, tagged as anadj, pronounced [ˈʃlaʊ̯ən].
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 34577, this pair ranks #1,660,092 of 2,006,359 scored German confusable pairs - a relatively easy-to-tell-apart pair.
Frequency comparison
Frequently Asked Questions
Can "schlafen" and "schlauen" be used interchangeably?
Remembering schlafen vs schlauen
The fastest way to pick the right one every time.
- Check the role first: if you need a verb, it's “schlafen”; for an adjective, it's “schlauen”.
- See each word in full, definition, IPA, etymology and its other confusables. Full “schlafen” entry
- Browse more pairs most likely to be confused. Most confusable