KölnvsKölnsWhat's the difference?

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

Which to use

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

#704
“Köln” frequency rank
#37,638
“Kölns” frequency rank
38342
confusion score

Side-by-Side Comparison

Feature Köln Kölns
Definition Stadt in Nordrhein-Westfalen, viertgrößte Stadt Deutschlands, gelegen am Rhein Genitiv Singular des Substantivs Köln

Where the spellings diverge

Shared letters are muted; the letters that actually set Köln and Kölns apart are highlighted. They share 4 letters in sequence, which is exactly why the eye skips the difference.

4 ch
Köln
5 ch
Kölns

Spelling & Dictionary Insight

These two trip readers on the page rather than in the ear: Köln is [kœln] while Kölns is [kœlns]. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 extra letter(s) - “Köln” sits inside “Kölns”, and the parts of speech differ too (name vs noun), which is usually the fastest check. Our composite confusion score for this pair is 38342, derived from the frequency rank of both members and their visual similarity.

Köln is recorded at frequency rank #704, classified as aname, pronounced [kœln]. Kölns is at rank #37,638, tagged as anoun, pronounced [kœlns].

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 38342, this pair ranks #1,566,471 of 2,006,359 scored German confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of Köln vs Kölns

Shared letters: klnö. Private to "Köln": -. Private to "Kölns": s.

"Köln" · 4 letters · shape CVCC  ·  "Kölns" · 5 letters · shape CVCCC

Frequency comparison

Köln#704
Kölns#37,638

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "Köln" and "Kölns" be used interchangeably?
No - they are not even the same part of speech. "Köln" is a name and "Kölns" a noun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "Köln" or "Kölns"?
"Köln" is the more common of the two: it sits at frequency rank #704 in our German list, against #37,638 for "Kölns". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Remembering Köln vs Kölns

The fastest way to pick the right one every time.

  • Check the role first: if you need a name, it's “Köln”; for a noun, it's “Kölns”.
  • See each word in full, definition, IPA, etymology and its other confusables. Full “Köln” entry
  • Browse more pairs most likely to be confused. Most confusable

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list