irrevsisleWhat's the difference?

Quick tell: irre is a adjective, isle is a noun, so they fill different roles in a sentence.

Which to use

“irre” is an adjective and “isle” is a noun - they look or sound alike but fill different roles in a sentence.

#4,524
“irre” frequency rank
#41,260
“isle” frequency rank
45784
confusion score

Side-by-Side Comparison

Feature irre isle
Definition an einer Störung oder Fehlleistung des Geistes- und Seelenlebens (= Geisteskrankheit) leidend die Insel oder kleine Insel

Where the spellings diverge

Shared letters are muted; the letters that actually set irre and isle apart are highlighted. They share 2 letters in sequence, which is exactly why the eye skips the difference.

4 ch
irre
4 ch
isle

Spelling & Dictionary Insight

These two trip readers on the page rather than in the ear: irre is [ˈɪʁə] while isle is [aɪl]. 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 (adjective vs noun), which is usually the fastest check. Our composite confusion score for this pair is 45784, derived from the frequency rank of both members and their visual similarity.

irre is recorded at frequency rank #4,524, classified as anadj, pronounced [ˈɪʁə]. isle is at rank #41,260, tagged as anoun, pronounced [aɪl].

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 45784, this pair ranks #1,341,327 of 2,006,359 scored German confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of irre vs isle

Shared letters: ei. Private to "irre": r. Private to "isle": ls.

"irre" · 4 letters · shape VCCV  ·  "isle" · 4 letters · shape VCCV

Known mistypes of this pair

  • irreirer · rire
  • isleisel · islle · issle · sile

Frequency comparison

irre#4,524
isle#41,260

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "irre" and "isle" be used interchangeably?
No - they are not even the same part of speech. "irre" is an adjective and "isle" a noun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "irre" or "isle"?
"irre" is the more common of the two: it sits at frequency rank #4,524 in our German list, against #41,260 for "isle". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Remembering irre vs isle

The fastest way to pick the right one every time.

  • Check the role first: if you need an adjective, it's “irre”; for a noun, it's “isle”.
  • See each word in full, definition, IPA, etymology and its other confusables. Full “irre” 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 FrequencyWords open word-frequency list