JakobsvsJakubWhich spelling fits?

Quick tell: Jakobs is a noun, Jakub is a name, so they fill different roles in a sentence.

Which to use

“Jakobs” is a noun and “Jakub” is a name - they look or sound alike but fill different roles in a sentence.

#27,366
“Jakobs” frequency rank
#44,717
“Jakub” frequency rank
72083
confusion score

Side-by-Side Comparison

Feature Jakobs Jakub
Definition Genitiv Singular des Substantivs Jakob männlicher Vorname; Jakob

Where the eye mixes Jakobs and Jakub

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence. Jakobs runs 6 letters (CVCVCC) against Jakub's 5 (CVCVC) - the length gap alone is often enough to separate them once you know to check it.

6 ch
Jakobs
5 ch
Jakub

Visual trap between Jakobs and Jakub

These two trip readers on the page rather than in the ear: Jakobs is [ˈjaːkɔps] while Jakub is [ˈjakup]. 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 name), which is usually the fastest check. Our composite confusion score for this pair is 72083, derived from the frequency rank of both members and their visual similarity.

Jakobs is recorded at frequency rank #27,366, classified as anoun, pronounced [ˈjaːkɔps]. Jakub is at rank #44,717, tagged as aname, pronounced [ˈjakup].

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 72083, this pair ranks #398,324 of 2,006,359 scored German confusable pairs - among the most confusable pairs.

Orthographic DNA of Jakobs vs Jakub

Shared letters: abjk. Private to "Jakobs": os. Private to "Jakub": u.

"Jakobs" · 6 letters · shape CVCVCC  ·  "Jakub" · 5 letters · shape CVCVC

Known mistypes of this pair

  • Jakobs ← ajkobs · jakbos · jakkobs · jakobbs · jakobss · jakosb · jaokbs · jjakobs
  • Jakub ← ajkub · jakbu · jakkub · jakubb · jaukb · jjakub · jkaub

Frequently Asked Questions

Do "Jakobs" and "Jakub" mean the same thing in a sentence?
No - they are not even the same part of speech. "Jakobs" is a noun and "Jakub" a name, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "Jakobs" or "Jakub"?
"Jakobs" is the more common of the two: it sits at frequency rank #27,366 in our German list, against #44,717 for "Jakub". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Eye-level mix-up between "Jakobs" and "Jakub" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "Jakobs" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "Jakub" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #398,324 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
  • "Jakobs" and "Jakub" also get mixed up with nearby pairs, the highest-scored neighbour is "Jakub vs Janus". 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 #398,324 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