IlmvsIlseWhich spelling fits?

Which to use

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

#34,185
“Ilm” frequency rank
#14,836
“Ilse” frequency rank
49021
confusion score

Side-by-Side Comparison

Feature Ilm Ilse
Definition ein Fluss in Deutschland, Nebenfluss der Saale weiblicher Vorname

Letter map: Ilm vs Ilse

Shared letters muted; letters that set Ilm and Ilse apart highlighted. Shared run: 2. Ilm runs 3 letters (VCC) against Ilse's 4 (VCCV) - the length gap alone is often enough to separate them once you know to check it.

3 ch
Ilm
4 ch
Ilse

Pair insight - Ilm / Ilse

Ilm and Ilse are indexed as a confusable German pair. We have no recorded pronunciation or part of speech for both members, so the spelling overlap is what we can show you: they differ by 1 letter(s) in length. Our composite confusion score for this pair is 49021, derived from the frequency rank of both members and their visual similarity.

Ilm is recorded at frequency rank #34,185, classified as aname, pronounced […]. Ilse is at rank #14,836, tagged as aname, pronounced [ˈɪlzə].

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 49021, this pair ranks #1,226,977 of 2,006,359 scored German confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of Ilm vs Ilse

Shared letters: il. Private to "Ilm": m. Private to "Ilse": es.

"Ilm" · 3 letters · shape VCC  ·  "Ilse" · 4 letters · shape VCCV

Known mistypes of this pair

  • Ilse ← illse · ilsse

Frequently Asked Questions

Can "Ilm" and "Ilse" be used interchangeably?
No. They differ by 1 letter(s) in length, but the dictionary glosses above give them different meanings, so swapping one for the other changes what the sentence says.
Which is more common, "Ilm" or "Ilse"?
"Ilse" is the more common of the two: it sits at frequency rank #14,836 in our German list, against #34,185 for "Ilm". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Pair "Ilm" vs "Ilse" is on the table, pick a follow-up below.

  • Full dictionary entry for "Ilm" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "Ilse" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #1,226,977 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
  • "Ilm" and "Ilse" also get mixed up with nearby pairs, the highest-scored neighbour is "Ilm vs puzzles". 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 #1,226,977 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