imparvsimperaWhat's the difference?

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

Which to use

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

#34,622
“impar” frequency rank
#29,687
“impera” frequency rank
64309
confusion score

Side-by-Side Comparison

Feature impar impera
Definition Número que dividido entre dos no da número entero. Tercera persona del singular (él, ella, ello; usted, 2.ª persona) del presente de indicativo de imperar.

Where the eye mixes impar and impera

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence. impar runs 5 letters (VCCVC) against impera's 6 (VCCVCV) - the length gap alone is often enough to separate them once you know to check it.

5 ch
impar
6 ch
impera

Why the eye confuses impar with impera

These two trip readers on the page rather than in the ear: impar is [ĩmˈpaɾ] while impera is [ĩmˈpeɾa]. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 letter(s) in length, and the parts of speech differ too (noun vs verb), which is usually the fastest check. Our composite confusion score for this pair is 64309, derived from the frequency rank of both members and their visual similarity.

impar is recorded at frequency rank #34,622, classified as anoun, pronounced [ĩmˈpaɾ]. impera is at rank #29,687, tagged as averb, pronounced [ĩmˈpeɾa].

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 64309, this pair ranks #45,981 of 323,831 scored Spanish confusable pairs - among the most confusable pairs.

Orthographic DNA of impar vs impera

Shared letters: aimpr. Private to "impar": -. Private to "impera": e.

"impar" · 5 letters · shape VCCVC  ·  "impera" · 6 letters · shape VCCVCV

Known mistypes of this pair

  • impar ← imapr · immpar · imparr · imppar · impra · ipmar · mipar
  • impera ← imepra · immpera · impear · imperra · imppera · imprea · ipmera · mipera

Frequently Asked Questions

Can "impar" and "impera" be used interchangeably?
No - they are not even the same part of speech. "impar" is a noun and "impera" a verb, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "impar" vs "impera" - which ranks higher?
"impera" is the more common of the two: it sits at frequency rank #29,687 in our Spanish list, against #34,622 for "impar". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

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

  • Full dictionary entry for "impar" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "impera" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #45,981 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "impar" and "impera" also get mixed up with nearby pairs, the highest-scored neighbour is "imam vs impar". 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 #45,981 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