UlmvsURLWhich spelling fits?

Quick tell: Ulm is a name, URL is an abbrev, so they fill different roles in a sentence.

Which to use

“Ulm” is a name and “URL” is an abbrev - they look or sound alike but fill different roles in a sentence.

#4,742
“Ulm” frequency rank
#7,542
“URL” frequency rank
12284
confusion score

Side-by-Side Comparison

Feature Ulm URL
Definition an der Donau gelegene Stadt in Baden-Württemberg Uniform Resource Locator (englisch für „einheitlicher Ressourcenanzeiger“)

Where the eye mixes Ulm and URL

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.

3 ch
Ulm
3 ch
URL

Visual trap between Ulm and URL

These two trip readers on the page rather than in the ear: Ulm is [ʊlm] while URL is [uːʔɛʁˈʔɛl]. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (name vs abbrev), which is usually the fastest check. Our composite confusion score for this pair is 12284, derived from the frequency rank of both members and their visual similarity.

Ulm is recorded at frequency rank #4,742, classified as aname, pronounced [ʊlm]. URL is at rank #7,542, tagged as anabbrev, pronounced [uːʔɛʁˈʔɛl].

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 12284, this pair ranks #1,965,099 of 2,006,359 scored German confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of Ulm vs URL

Shared letters: lu. Private to "Ulm": m. Private to "URL": r.

"Ulm" · 3 letters · shape VCC  ·  "URL" · 3 letters · shape VCC

Frequently Asked Questions

Do "Ulm" and "URL" mean the same thing in a sentence?
No - they are not even the same part of speech. "Ulm" is a name and "URL" an abbrev, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "Ulm" vs "URL" - which ranks higher?
"Ulm" is the more common of the two: it sits at frequency rank #4,742 in our German list, against #7,542 for "URL". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

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

  • Full dictionary entry for "Ulm" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "URL" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #1,965,099 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
  • "Ulm" and "URL" also get mixed up with nearby pairs, the highest-scored neighbour is "ugly vs URL". Nearby pair

Confusion rank #1,965,099 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