birvsbouWhat's the difference?

Quick tell: bir is a num, bou is a noun, so they fill different roles in a sentence.

Which to use

“bir” is a num and “bou” is a noun - they look or sound alike but fill different roles in a sentence.

#48,247
“bir” frequency rank
#37,464
“bou” frequency rank
85711
confusion score

Side-by-Side Comparison

Feature bir bou
Definition Uno, un. Pesca de arrastre en la cual dos embarcaciones aseguran cada extremo de la red, desplazándola por el fondo

Where the spellings diverge

Shared letters are muted; the letters that actually set bir and bou apart are highlighted. They share 1 letter in sequence, which is exactly why the eye skips the difference.

3 ch
bir
3 ch
bou

Spelling & Dictionary Insight

These two trip readers on the page rather than in the ear: bir is [bir] while bou is [ˈbow]. 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 (num vs noun), which is usually the fastest check. Our composite confusion score for this pair is 85711, derived from the frequency rank of both members and their visual similarity.

bir is recorded at frequency rank #48,247, classified as anum, pronounced [bir]. bou is at rank #37,464, tagged as anoun, pronounced [ˈbow].

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 85711, this pair ranks #5,901 of 323,831 scored Spanish confusable pairs - among the most confusable pairs.

Orthographic DNA of bir vs bou

Shared letters: b. Private to "bir": ir. Private to "bou": ou.

"bir" · 3 letters · shape CVC  ·  "bou" · 3 letters · shape CVV

Frequency comparison

bir#48,247
bou#37,464

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "bir" and "bou" be used interchangeably?
No - they are not even the same part of speech. "bir" is a num and "bou" a noun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "bir" or "bou"?
"bou" is the more common of the two: it sits at frequency rank #37,464 in our Spanish list, against #48,247 for "bir". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Remembering bir vs bou

The fastest way to pick the right one every time.

  • Check the role first: if you need a num, it's “bir”; for a noun, it's “bou”.
  • See each word in full, definition, IPA, etymology and its other confusables. Full “bir” 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