blavsblyWhat's the difference?

Quick tell: bla is a intj, bly is a noun, so they fill different roles in a sentence.

Which to use

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

#28,468
“bla” frequency rank
#46,343
“bly” frequency rank
74811
confusion score

Side-by-Side Comparison

Feature bla bly
Definition Alternative form of blah (“imitative of idle, meaningless talk”). Likeness; resemblance; look aspect; species; character.

Where the spellings diverge

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

3 ch
bla
3 ch
bly

Spelling & Dictionary Insight

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: bla is anintj and blyanoun. On the page they differ by a single letter - a in “bla” becomes y in “bly”. Our composite confusion score for this pair is 74811, derived from the frequency rank of both members and their visual similarity.

bla is recorded at frequency rank #28,468, classified as anintj. bly is at rank #46,343, tagged as anoun, pronounced /blaɪ/.

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 74811, this pair ranks #35,143 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of bla vs bly

Shared letters: bl. Private to "bla": a. Private to "bly": y.

"bla" · 3 letters · shape CCV  ·  "bly" · 3 letters · shape CCV

Frequency comparison

bla#28,468
bly#46,343

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "bla" and "bly" be used interchangeably?
No - they are not even the same part of speech. "bla" is an intj and "bly" a noun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "bla" or "bly"?
"bla" is the more common of the two: it sits at frequency rank #28,468 in our English list, against #46,343 for "bly". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Remembering bla vs bly

The fastest way to pick the right one every time.

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