Which to use
“Index” is a noun and “inner” is a preposition - they look or sound alike but fill different roles in a sentence.
- #4,127
- “Index” frequency rank
- #17,331
- “inner” frequency rank
- 21458
- confusion score
Side-by-Side Comparison
| Feature | Index | inner |
|---|---|---|
| Definition | Register, zum Beispiel als alphabetisches Stichwortverzeichnis oder als eine graphische Übersicht (zum Beispiel der Abdeckung eines Gebietes mit Kartenblättern) | in der |
Where the eye mixes Index and inner
Muted = shared; highlighted = the visual trap. They share 3 letters in sequence.
Visual trap between Index and inner
These two trip readers on the page rather than in the ear: Index is [ˈɪndɛks] while inner is [ˈɪnɐ]. 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 (noun vs preposition), which is usually the fastest check. Our composite confusion score for this pair is 21458, derived from the frequency rank of both members and their visual similarity.
Index is recorded at frequency rank #4,127, classified as anoun, pronounced [ˈɪndɛks]. inner is at rank #17,331, tagged as aprep, pronounced [ˈɪnɐ].
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 21458, this pair ranks #1,886,025 of 2,006,359 scored German confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of Index vs inner
Shared letters: ein. Private to "Index": dx. Private to "inner": r.
"Index" · 5 letters · shape VCCVC · "inner" · 5 letters · shape VCCVC
Known mistypes of this pair
Frequently Asked Questions
Is swapping "Index" for "inner" ever safe?
Frequency check: "Index" vs "inner" - which ranks higher?
What to do next
Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.
- Full dictionary entry for "Index" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "inner" - compare definitions side by side with the headword page. Word entry
- This pair ranks #1,886,025 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
- "Index" and "inner" also get mixed up with nearby pairs, the highest-scored neighbour is "inner vs innig". 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 #1,886,025 of 2,006,359 scored German pairs, corpus vintage 2026-09-03, not spelling advice.