basvsbaúsTell them apart

Quick tell: bas is a adjective, baús is a noun, so they fill different roles in a sentence.

Which to use

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

#35,453
“bas” frequency rank
#47,199
“baús” frequency rank
82652
confusion score

Side-by-Side Comparison

Feature bas baús
Definition baixo: plural de baú

Where the eye mixes bas and baús

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence. bas runs 3 letters (CVC) against baús's 4 (CVVC) - the length gap alone is often enough to separate them once you know to check it.

3 ch
bas
4 ch
baús

Visual trap between bas and baús

These two trip readers on the page rather than in the ear: bas is /bɑ/ while baús is /bɐ.ˈu/. 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 (adjective vs noun), which is usually the fastest check. Our composite confusion score for this pair is 82652, derived from the frequency rank of both members and their visual similarity.

bas is recorded at frequency rank #35,453, classified as anadj, pronounced /bɑ/. baús is at rank #47,199, tagged as anoun, pronounced /bɐ.ˈu/.

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 82652, this pair ranks #1,006 of 75,631 scored Portuguese confusable pairs - among the most confusable pairs.

Orthographic DNA of bas vs baús

Shared letters: abs. Private to "bas": -. Private to "baús": ú.

"bas" · 3 letters · shape CVC  ·  "baús" · 4 letters · shape CVVC

Frequently Asked Questions

Is swapping "bas" for "baús" ever safe?
No - they are not even the same part of speech. "bas" is an adjective and "baús" a noun, so a sentence built for one is usually ungrammatical with the other.
In ordinary Portuguese text, does "bas" or "baús" show up more?
"bas" is the more common of the two: it sits at frequency rank #35,453 in our Portuguese list, against #47,199 for "baús". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

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

  • Full dictionary entry for "bas" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "baús" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #1,006 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "bas" and "baús" also get mixed up with nearby pairs, the highest-scored neighbour is "baús vs bué". Nearby pair

Confusion rank #1,006 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list