bahvsblauWhat's the difference?

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

Which to use

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

#30,437
“bah” frequency rank
#39,501
“blau” frequency rank
69938
confusion score

Side-by-Side Comparison

Feature bah blau
Definition expressa espanto ou admiração azul

Letter map: bah vs blau

Shared letters muted; letters that set bah and blau apart highlighted. Shared run: 2. bah runs 3 letters (CVC) against blau's 4 (CCVV) - the length gap alone is often enough to separate them once you know to check it.

3 ch
bah
4 ch
blau

Part-of-speech tell for bah / blau

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: bah is anintj and blauanadjective. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 69938, derived from the frequency rank of both members and their visual similarity.

bah is recorded at frequency rank #30,437, classified as anintj. blau is at rank #39,501, tagged as anadj, pronounced /blaʊ̯/ ouvir^(fonte ?).

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 69938, this pair ranks #3,788 of 75,631 scored Portuguese confusable pairs - among the most confusable pairs.

Orthographic DNA of bah vs blau

Shared letters: ab. Private to "bah": h. Private to "blau": lu.

"bah" · 3 letters · shape CVC  ·  "blau" · 4 letters · shape CCVV

Known mistypes of this pair

  • blau ← balu · bblau · bllau · lbau

Frequently Asked Questions

Is swapping "bah" for "blau" ever safe?
No - they are not even the same part of speech. "bah" is an intj and "blau" an adjective, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "bah" or "blau"?
"bah" is the more common of the two: it sits at frequency rank #30,437 in our Portuguese list, against #39,501 for "blau". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

You've compared "bah" and "blau". Here's where to go from here.

  • Full dictionary entry for "bah" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "blau" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #3,788 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "bah" and "blau" also get mixed up with nearby pairs, the highest-scored neighbour is "baús vs blau". 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 #3,788 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