Which to use
“rail” and “roi” are a confusable German pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #31,232
- “rail” frequency rank
- #29,760
- “roi” frequency rank
- 60992
- confusion score
Side-by-Side Comparison
| Feature | rail | roi |
|---|---|---|
| Definition | die Bahn (Eisenbahn) | König |
Letter map: rail vs roi
Shared letters muted; letters that set rail and roi apart highlighted. Shared run: 2.
Corpus notes: rail and roi
rail and roi 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 60992, derived from the frequency rank of both members and their visual similarity.
rail is recorded at frequency rank #31,232, classified as anoun, pronounced [reɪl]. roi is at rank #29,760, tagged as anoun, pronounced […].
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 60992, this pair ranks #766,289 of 2,006,359 scored German confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of rail vs roi
Shared letters: ir. Private to "rail": al. Private to "roi": o.
"rail" · 4 letters · shape CVVC · "roi" · 3 letters · shape CVV
Known mistypes of this pair
- rail ← aril · raill · rali · rial · rrail
Frequently Asked Questions
Do "rail" and "roi" mean the same thing in a sentence?
In ordinary German text, does "rail" or "roi" show up more?
What to do next
You've compared "rail" and "roi". Here's where to go from here.
- Full dictionary entry for "rail" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "roi" - compare definitions side by side with the headword page. Word entry
- This pair ranks #766,289 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
- "rail" and "roi" also get mixed up with nearby pairs, the highest-scored neighbour is "puzzles vs roi". 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 #766,289 of 2,006,359 scored German pairs, corpus vintage 2026-09-03, not spelling advice.