primovspriusConfusable pair

Quick tell: primo is a adjective, prius is an adverb, so they fill different roles in a sentence.

Which to use

“primo” is an adjective and “prius” is an adverb - they look or sound alike but fill different roles in a sentence.

#33,766
“primo” frequency rank
#44,857
“prius” frequency rank
78623
confusion score

Side-by-Side Comparison

Feature primo prius
Definition erste eher, vorher, früher, zuvor

Letter map: primo vs prius

Shared letters muted; letters that set primo and prius apart highlighted. Shared run: 3. primo (CCVCV) and prius (CCVVC) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.

5 ch
primo
5 ch
prius

Grammar separator: primo vs prius

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: primo is anadjective and priusanadverb. On the page they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 78623, derived from the frequency rank of both members and their visual similarity.

primo is recorded at frequency rank #33,766, classified as anadj, pronounced […]. prius is at rank #44,857, tagged as anadv.

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 78623, this pair ranks #234,129 of 2,006,359 scored German confusable pairs - among the most confusable pairs.

Orthographic DNA of primo vs prius

Shared letters: ipr. Private to "primo": mo. Private to "prius": su.

"primo" · 5 letters · shape CCVCV  ·  "prius" · 5 letters · shape CCVVC

Known mistypes of this pair

  • primo ← pirmo · pprimo · primmo · priom · prmio · prrimo · rpimo
  • prius ← pirus · pprius · prisu · priuss · prrius · pruis · rpius

Frequently Asked Questions

Is swapping "primo" for "prius" ever safe?
No - they are not even the same part of speech. "primo" is an adjective and "prius" an adverb, so a sentence built for one is usually ungrammatical with the other.
In ordinary German text, does "primo" or "prius" show up more?
"primo" is the more common of the two: it sits at frequency rank #33,766 in our German list, against #44,857 for "prius". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Done with this confusable. These links stay specific to "primo" and "prius".

  • Full dictionary entry for "primo" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "prius" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #234,129 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
  • "primo" and "prius" also get mixed up with nearby pairs, the highest-scored neighbour is "prius vs pros". 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 #234,129 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