libervsLuderConfusable pair

Which to use

“liber” and “Luder” are a confusable German pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#30,181
“liber” frequency rank
#18,618
“Luder” frequency rank
48799
confusion score

Side-by-Side Comparison

Feature liber Luder
Definition pflanzliches Fasergewebe, Bast totes Tier zum Anlocken von Raubtieren

Where the eye mixes liber and Luder

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence. liber and Luder follow the identical consonant-vowel pattern (CVCVC). Same shape at a glance is often the real trap, independent of shared letters.

5 ch
liber
5 ch
Luder

Visual trap between liber and Luder

A purely visual mix-up. liber ([li.bɛʁ]) and Luder ([ˈluːdɐ]) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 48799, derived from the frequency rank of both members and their visual similarity.

liber is recorded at frequency rank #30,181, classified as anoun, pronounced [li.bɛʁ]. Luder is at rank #18,618, tagged as anoun, pronounced [ˈluːdɐ].

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 48799, this pair ranks #1,235,220 of 2,006,359 scored German confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of liber vs Luder

Shared letters: elr. Private to "liber": bi. Private to "Luder": du.

"liber" · 5 letters · shape CVCVC  ·  "Luder" · 5 letters · shape CVCVC

Known mistypes of this pair

  • liber ← ilber · lbier · libber · liberr · liebr · lliber
  • Luder ← lduer · lluder · ludder · luderr · ludre · luedr · ulder

Frequently Asked Questions

Can "liber" and "Luder" be used interchangeably?
No. They are said differently ([li.bɛʁ] versus [ˈluːdɐ]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
In ordinary German text, does "liber" or "Luder" show up more?
"Luder" is the more common of the two: it sits at frequency rank #18,618 in our German list, against #30,181 for "liber". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "liber" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "Luder" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #1,235,220 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
  • "liber" and "Luder" also get mixed up with nearby pairs, the highest-scored neighbour is "Leibes vs liber". 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 #1,235,220 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