besvsblyWhat's the difference?

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

Which to use

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

#32,697
“bes” frequency rank
#46,343
“bly” frequency rank
79040
confusion score

Side-by-Side Comparison

Feature bes bly
Definition third-person singular simple present indicative of be Likeness; resemblance; look aspect; species; character.

Where the spellings diverge

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

3 ch
bes
3 ch
bly

Spelling & Dictionary Insight

These two trip readers on the page rather than in the ear: bes is /biːz/ while bly is /blaɪ/. 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 (verb vs noun), which is usually the fastest check. Our composite confusion score for this pair is 79040, derived from the frequency rank of both members and their visual similarity.

bes is recorded at frequency rank #32,697, classified as averb, pronounced /biːz/. 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 79040, this pair ranks #23,093 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of bes vs bly

Shared letters: b. Private to "bes": es. Private to "bly": ly.

"bes" · 3 letters · shape CVC  ·  "bly" · 3 letters · shape CCV

Frequency comparison

bes#32,697
bly#46,343

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "bes" and "bly" be used interchangeably?
No - they are not even the same part of speech. "bes" is a verb and "bly" a noun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "bes" or "bly"?
"bes" is the more common of the two: it sits at frequency rank #32,697 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 bes vs bly

The fastest way to pick the right one every time.

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