afectenvsafectosWhich spelling fits?

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

Which to use

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

#18,729
“afecten” frequency rank
#24,711
“afectos” frequency rank
43440
confusion score

Side-by-Side Comparison

Feature afecten afectos
Definition Tercera persona del plural (ellos, ellas; ustedes, 2.ª persona) del presente de subjuntivo de afectar. Forma del plural de afecto.

Where the eye mixes afecten and afectos

Muted = shared; highlighted = the visual trap. They share 5 letters in sequence.

7 ch
afecten
7 ch
afectos

Why the eye confuses afecten with afectos

These two trip readers on the page rather than in the ear: afecten is [aˈfekt̪ẽn] while afectos is [aˈfekt̪os]. 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 (verb vs noun), which is usually the fastest check. Our composite confusion score for this pair is 43440, derived from the frequency rank of both members and their visual similarity.

afecten is recorded at frequency rank #18,729, classified as averb, pronounced [aˈfekt̪ẽn]. afectos is at rank #24,711, tagged as anoun, pronounced [aˈfekt̪os].

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 43440, this pair ranks #142,641 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of afecten vs afectos

Shared letters: aceft. Private to "afecten": n. Private to "afectos": os.

"afecten" · 7 letters · shape VCVCCVC  ·  "afectos" · 7 letters · shape VCVCCVC

Known mistypes of this pair

  • afectenaefcten · afceten · afeccten · afecetn · afectenn · afectne · afectten · afetcen
  • afectosaefctos · afcetos · afecctos · afecots · afectoss · afectso · afecttos · afetcos

Frequently Asked Questions

Do "afecten" and "afectos" mean the same thing in a sentence?
No - they are not even the same part of speech. "afecten" is a verb and "afectos" a noun, so a sentence built for one is usually ungrammatical with the other.
In ordinary Spanish text, does "afecten" or "afectos" show up more?
"afecten" is the more common of the two: it sits at frequency rank #18,729 in our Spanish list, against #24,711 for "afectos". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Eye-level mix-up between "afecten" and "afectos" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "afecten" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "afectos" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #142,641 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "afecten" and "afectos" also get mixed up with nearby pairs, the highest-scored neighbour is "afectivos vs afectos". 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 #142,641 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