badvsblaWhat's the difference?

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

Which to use

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

#8,759
“bad” frequency rank
#6,625
“bla” frequency rank
15384
confusion score

Side-by-Side Comparison

Feature bad bla
Definition Malo Se utiliza para representar el habla continuada e insustancial.

Where the eye mixes bad and bla

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

3 ch
bad
3 ch
bla

Look-alike desk: bad vs bla

These two trip readers on the page rather than in the ear: bad is /bæd/ while bla is [ˈbla]. 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 (adjective vs intj), which is usually the fastest check. Our composite confusion score for this pair is 15384, derived from the frequency rank of both members and their visual similarity.

bad is recorded at frequency rank #8,759, classified as anadj, pronounced /bæd/. bla is at rank #6,625, tagged as anintj, pronounced [ˈbla].

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 15384, this pair ranks #280,379 of 323,831 scored Spanish confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of bad vs bla

Shared letters: ab. Private to "bad": d. Private to "bla": l.

"bad" · 3 letters · shape CVC  ·  "bla" · 3 letters · shape CCV

Frequently Asked Questions

Is swapping "bad" for "bla" ever safe?
No - they are not even the same part of speech. "bad" is an adjective and "bla" an intj, so a sentence built for one is usually ungrammatical with the other.
In ordinary Spanish text, does "bad" or "bla" show up more?
"bla" is the more common of the two: it sits at frequency rank #6,625 in our Spanish list, against #8,759 for "bad". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

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

  • Full dictionary entry for "bad" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "bla" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #280,379 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "bad" and "bla" also get mixed up with nearby pairs, the highest-scored neighbour is "bad vs bane". Nearby pair

Confusion rank #280,379 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