blauvsbreuWhat's the difference?

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

Which to use

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

#39,501
“blau” frequency rank
#37,209
“breu” frequency rank
76710
confusion score

Side-by-Side Comparison

Feature blau breu
Definition azul sólido escuro, inflamável, obtido a partir de secreções resinosas de várias plantas, especialmente de coníferas (Pinus palustris etc.), ou da destilação do alcatrão; breu de colofônia, colofônia, colofônio [O breu é usado em adesivos, vernizes, isolantes, revestimentos etc., e também em plásticos e na fabricação de papel (engomagem)]

Where the spellings diverge

Shared letters are muted; the letters that actually set blau and breu apart are highlighted. They share 2 letters in sequence, which is exactly why the eye skips the difference.

4 ch
blau
4 ch
breu

Spelling & Dictionary Insight

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: blau is anadjective and breuanoun. On the page they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 76710, derived from the frequency rank of both members and their visual similarity.

blau is recorded at frequency rank #39,501, classified as anadj, pronounced /blaʊ̯/ ouvir^(fonte ?). breu is at rank #37,209, tagged as anoun.

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 76710, this pair ranks #2,037 of 75,631 scored Portuguese confusable pairs - among the most confusable pairs.

Orthographic DNA of blau vs breu

Shared letters: bu. Private to "blau": al. Private to "breu": er.

"blau" · 4 letters · shape CCVV  ·  "breu" · 4 letters · shape CCVV

Known mistypes of this pair

  • blaubalu · bblau · bllau · lbau
  • breubbreu · beru · brreu · brue · rbeu

Frequency comparison

blau#39,501
breu#37,209

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "blau" and "breu" be used interchangeably?
No - they are not even the same part of speech. "blau" is an adjective and "breu" a noun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "blau" or "breu"?
"breu" is the more common of the two: it sits at frequency rank #37,209 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.

Remembering blau vs breu

The fastest way to pick the right one every time.

  • Check the role first: if you need an adjective, it's “blau”; for a noun, it's “breu”.
  • See each word in full, definition, IPA, etymology and its other confusables. Full “blau” entry
  • Browse more pairs most likely to be confused. Most confusable

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

Source: FrequencyWords open word-frequency list FrequencyWords open word-frequency list