robvsroiTell them apart

Quick tell: rob is a verb, roi is a noun, so they fill different roles in a sentence.

Which to use

“rob” is a verb and “roi” is a noun - they look or sound alike but fill different roles in a sentence.

#11,958
“rob” frequency rank
#29,760
“roi” frequency rank
41718
confusion score

Side-by-Side Comparison

Feature rob roi
Definition einer Person oder einer Institution (Bank, Laden) unerlaubt und meist gewaltsam Geld oder Eigentum wegnehmen: berauben König

Letter map: rob vs roi

Shared letters muted; letters that set rob and roi apart highlighted. Shared run: 2.

3 ch
rob
3 ch
roi

Grammar separator: rob vs roi

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: rob is averb and roianoun. On the page they differ by a single letter - b in “rob” becomes i in “roi”. Our composite confusion score for this pair is 41718, derived from the frequency rank of both members and their visual similarity.

rob is recorded at frequency rank #11,958, classified as averb, pronounced […]. 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 41718, this pair ranks #1,471,129 of 2,006,359 scored German confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of rob vs roi

Shared letters: or. Private to "rob": b. Private to "roi": i.

"rob" · 3 letters · shape CVC  ·  "roi" · 3 letters · shape CVV

Frequently Asked Questions

Is swapping "rob" for "roi" ever safe?
No - they are not even the same part of speech. "rob" is a verb and "roi" a noun, so a sentence built for one is usually ungrammatical with the other.
In ordinary German text, does "rob" or "roi" show up more?
"rob" is the more common of the two: it sits at frequency rank #11,958 in our German list, against #29,760 for "roi". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Pair "rob" vs "roi" is on the table, pick a follow-up below.

  • Full dictionary entry for "rob" 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 #1,471,129 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
  • "rob" and "roi" also get mixed up with nearby pairs, the highest-scored neighbour is "puzzles vs roi". Nearby pair

Confusion rank #1,471,129 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