backvsbasoWhat's the difference?

Quick tell: back is a noun, baso is an adjective, so they fill different roles in a sentence.

Which to use

“back” is a noun and “baso” is an adjective - they look or sound alike but fill different roles in a sentence.

#8,223
“back” frequency rank
#42,293
“baso” frequency rank
50516
confusion score

Side-by-Side Comparison

Feature back baso
Definition Espalda. Variante obsoleta de bajo.

Where the eye mixes back and baso

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.

4 ch
back
4 ch
baso

Look-alike desk: back vs baso

These two trip readers on the page rather than in the ear: back is /bæk/ while baso is [ˈbaso]. 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 (noun vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 50516, derived from the frequency rank of both members and their visual similarity.

back is recorded at frequency rank #8,223, classified as anoun, pronounced /bæk/. baso is at rank #42,293, tagged as anadj, pronounced [ˈbaso].

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 50516, this pair ranks #102,777 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of back vs baso

Shared letters: ab. Private to "back": ck. Private to "baso": os.

"back" · 4 letters · shape CVCC  ·  "baso" · 4 letters · shape CVCV

Known mistypes of this pair

  • backabck · bacck · backk · bakc · bback · bcak · vack
  • basoabso · baos · basso · bbaso · bsao

Frequently Asked Questions

Is swapping "back" for "baso" ever safe?
No - they are not even the same part of speech. "back" is a noun and "baso" an adjective, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "back" or "baso"?
"back" is the more common of the two: it sits at frequency rank #8,223 in our Spanish list, against #42,293 for "baso". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

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

  • Full dictionary entry for "back" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "baso" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #102,777 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "back" and "baso" also get mixed up with nearby pairs, the highest-scored neighbour is "bane vs baso". 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 #102,777 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