rufusvsulliConfusable pair

Quick tell: rufus is a adjective, ulli is an unknown, so they fill different roles in a sentence.

Which to use

“rufus” is an adjective and “ulli” is an unknown - they look or sound alike but fill different roles in a sentence.

#27,029
“rufus” frequency rank
#32,322
“ulli” frequency rank
59351
confusion score

Side-by-Side Comparison

Feature rufus ulli
Definition rot, lichtrot, fuchsrot Dativ Singular des Indefinitpronomens ullus

Letter map: rufus vs ulli

Shared letters muted; letters that set rufus and ulli apart highlighted. Shared run: 1. rufus runs 5 letters (CVCVC) against ulli's 4 (VCCV) - the length gap alone is often enough to separate them once you know to check it.

5 ch
rufus
4 ch
ulli

Role in the sentence - rufus and ulli

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: rufus is anadjective and ullianunknown. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 59351, derived from the frequency rank of both members and their visual similarity.

rufus is recorded at frequency rank #27,029, classified as anadj, pronounced […]. ulli is at rank #32,322, tagged as anunknown, 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 59351, this pair ranks #827,761 of 2,006,359 scored German confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of rufus vs ulli

Shared letters: u. Private to "rufus": frs. Private to "ulli": il.

"rufus" · 5 letters · shape CVCVC  ·  "ulli" · 4 letters · shape VCCV

Known mistypes of this pair

  • rufusrfuus · rrufus · ruffus · rufsu · rufuss · ruufs · urfus
  • ulliluli · uli · ulil

Frequently Asked Questions

Is swapping "rufus" for "ulli" ever safe?
No - they are not even the same part of speech. "rufus" is an adjective and "ulli" an unknown, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "rufus" vs "ulli" - which ranks higher?
"rufus" is the more common of the two: it sits at frequency rank #27,029 in our German list, against #32,322 for "ulli". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Pair "rufus" vs "ulli" is on the table, pick a follow-up below.

  • Full dictionary entry for "rufus" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "ulli" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #827,761 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
  • "rufus" and "ulli" also get mixed up with nearby pairs, the highest-scored neighbour is "puzzles vs ulli". 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 #827,761 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