einvseurTell them apart

Quick tell: ein is a num, eur is a noun, so they fill different roles in a sentence.

Which to use

“ein” is a num and “eur” is a noun - they look or sound alike but fill different roles in a sentence.

#36,010
“ein” frequency rank
#27,603
“eur” frequency rank
63613
confusion score

Side-by-Side Comparison

Feature ein eur
Definition Un uno. Hora.

Where the eye mixes ein and eur

Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.

3 ch
ein
3 ch
eur

Look-alike desk: ein vs eur

These two trip readers on the page rather than in the ear: ein is [aɪ̯n] while eur is /ˈøːr/. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (num vs noun), which is usually the fastest check. Our composite confusion score for this pair is 63613, derived from the frequency rank of both members and their visual similarity.

ein is recorded at frequency rank #36,010, classified as anum, pronounced [aɪ̯n]. eur is at rank #27,603, tagged as anoun, pronounced /ˈøːr/.

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 63613, this pair ranks #48,199 of 323,831 scored Spanish confusable pairs - among the most confusable pairs.

Orthographic DNA of ein vs eur

Shared letters: e. Private to "ein": in. Private to "eur": ru.

"ein" · 3 letters · shape VVC  ·  "eur" · 3 letters · shape VVC

Frequently Asked Questions

Do "ein" and "eur" mean the same thing in a sentence?
No - they are not even the same part of speech. "ein" is a num and "eur" a noun, so a sentence built for one is usually ungrammatical with the other.
In ordinary Spanish text, does "ein" or "eur" show up more?
"eur" is the more common of the two: it sits at frequency rank #27,603 in our Spanish list, against #36,010 for "ein". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "ein" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "eur" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #48,199 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "ein" and "eur" also get mixed up with nearby pairs, the highest-scored neighbour is "ein vs EPL". Nearby pair

Confusion rank #48,199 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list