buenvsbuenasConfusable pair

Quick tell: buen is a adjective, buenas is an intj, so they fill different roles in a sentence.

Which to use

“buen” is an adjective and “buenas” is an intj - they look or sound alike but fill different roles in a sentence.

#241
“buen” frequency rank
#507
“buenas” frequency rank
748
confusion score

Side-by-Side Comparison

Feature buen buenas
Definition Variante de bueno. Usado como respuesta a «buenas tardes» equivale a esta misma frase..

Where the eye mixes buen and buenas

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence.

4 ch
buen
6 ch
buenas

Why the eye confuses buen with buenas

These two trip readers on the page rather than in the ear: buen is [ˈbwẽn] while buenas is [ˈbwenas]. Spoken aloud the problem disappears. In writing it persists, because they differ by 2 extra letter(s) - “buen” sits inside “buenas”, and the parts of speech differ too (adjective vs intj), which is usually the fastest check. Our composite confusion score for this pair is 748, derived from the frequency rank of both members and their visual similarity.

buen is recorded at frequency rank #241, classified as anadj, pronounced [ˈbwẽn]. buenas is at rank #507, tagged as anintj, pronounced [ˈbwenas].

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 748, this pair ranks #323,003 of 323,831 scored Spanish confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of buen vs buenas

Shared letters: benu. Private to "buen": -. Private to "buenas": as.

"buen" · 4 letters · shape CVVC  ·  "buenas" · 6 letters · shape CVVCVC

Known mistypes of this pair

  • buenbbuen · beun · buenn · bune · uben · vuen
  • buenasbbuenas · beunas · bueans · buenass · buennas · buensa · buneas · ubenas

Frequently Asked Questions

Can "buen" and "buenas" be used interchangeably?
No - they are not even the same part of speech. "buen" is an adjective and "buenas" an intj, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "buen" or "buenas"?
"buen" is the more common of the two: it sits at frequency rank #241 in our Spanish list, against #507 for "buenas". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

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

  • Full dictionary entry for "buen" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "buenas" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #323,003 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "buen" and "buenas" also get mixed up with nearby pairs, the highest-scored neighbour is "bain vs buen". 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 #323,003 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