afirmavsafirmarWhich spelling fits?

Which to use

“afirma” and “afirmar” are a confusable Spanish pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#2,538
“afirma” frequency rank
#6,612
“afirmar” frequency rank
9150
confusion score

Side-by-Side Comparison

Feature afirma afirmar
Definition Tercera persona del singular (él, ella, ello; usted, 2.ª persona) del presente de indicativo de afirmar o de afirmarse. Expresar algo de forma firme o segura.

Where the eye mixes afirma and afirmar

Muted = shared; highlighted = the visual trap. They share 6 letters in sequence. afirma runs 6 letters (VCVCCV) against afirmar's 7 (VCVCCVC) - the length gap alone is often enough to separate them once you know to check it.

6 ch
afirma
7 ch
afirmar

Visual trap between afirma and afirmar

A purely visual mix-up. afirma ([aˈfiɾma]) and afirmar ([afiɾˈmaɾ]) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 1 extra letter(s) - “afirma” sits inside “afirmar”. Our composite confusion score for this pair is 9150, derived from the frequency rank of both members and their visual similarity.

afirma is recorded at frequency rank #2,538, classified as averb, pronounced [aˈfiɾma]. afirmar is at rank #6,612, tagged as averb, pronounced [afiɾˈmaɾ].

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 9150, this pair ranks #302,821 of 323,831 scored Spanish confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of afirma vs afirmar

Shared letters: afimr. Private to "afirma": -. Private to "afirmar": -.

"afirma" · 6 letters · shape VCVCCV  ·  "afirmar" · 7 letters · shape VCVCCVC

Known mistypes of this pair

  • afirma ← affirma · afimra · afiram · afirmma · afirrma · afrima · aifrma · fairma
  • afirmar ← affirmar · afimrar · afiramr · afirmarr · afirmmar · afirmra · afirrmar · afrimar

Frequently Asked Questions

Can "afirma" and "afirmar" be used interchangeably?
No. They are said differently ([aˈfiɾma] versus [afiɾˈmaɾ]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "afirma" or "afirmar"?
"afirma" is the more common of the two: it sits at frequency rank #2,538 in our Spanish list, against #6,612 for "afirmar". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "afirma" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "afirmar" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #302,821 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "afirma" and "afirmar" also get mixed up with nearby pairs, the highest-scored neighbour is "afilar vs afirmar". 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 #302,821 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