robvsRumWhich spelling fits?

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

Which to use

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

#11,958
“rob” frequency rank
#1,744
“Rum” frequency rank
13702
confusion score

Side-by-Side Comparison

Feature rob Rum
Definition einer Person oder einer Institution (Bank, Laden) unerlaubt und meist gewaltsam Geld oder Eigentum wegnehmen: berauben aus Zuckerrohr, Melasse oder Saft durch Vergärung und Destillation gewonnener hochprozentiger Branntwein, der teilweise mit Karamellzucker gefärbt wird

Letter map: rob vs Rum

Shared letters muted; letters that set rob and Rum apart highlighted. Shared run: 1.

3 ch
rob
3 ch
Rum

Part-of-speech tell for rob / Rum

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: rob is averb and Rumanoun. On the page they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 13702, derived from the frequency rank of both members and their visual similarity.

rob is recorded at frequency rank #11,958, classified as averb, pronounced […]. Rum is at rank #1,744, tagged as anoun, pronounced [ʁʊm].

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 13702, this pair ranks #1,956,296 of 2,006,359 scored German confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of rob vs Rum

Shared letters: r. Private to "rob": bo. Private to "Rum": mu.

"rob" · 3 letters · shape CVC  ·  "Rum" · 3 letters · shape CVC

Frequently Asked Questions

Is swapping "rob" for "Rum" ever safe?
No - they are not even the same part of speech. "rob" is a verb and "Rum" a noun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "rob" or "Rum"?
"Rum" is the more common of the two: it sits at frequency rank #1,744 in our German list, against #11,958 for "rob". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Pair "rob" vs "Rum" 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 "Rum" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #1,956,296 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
  • "rob" and "Rum" also get mixed up with nearby pairs, the highest-scored neighbour is "puzzles vs rob". Nearby pair

Confusion rank #1,956,296 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