Which to use
“bis” and “bly” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #18,497
- “bis” frequency rank
- #46,343
- “bly” frequency rank
- 64840
- confusion score
Side-by-Side Comparison
| Feature | bis | bly |
|---|---|---|
| Definition | plural of bi | Likeness; resemblance; look aspect; species; character. |
Where the eye mixes bis and bly
Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.
Visual trap between bis and bly
A purely visual mix-up. bis (/baɪz/) and bly (/blaɪ/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 64840, derived from the frequency rank of both members and their visual similarity.
bis is recorded at frequency rank #18,497, classified as anoun, pronounced /baɪz/. 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 64840, this pair ranks #75,712 of 530,003 scored English confusable pairs - among the most confusable pairs.
Orthographic DNA of bis vs bly
Shared letters: b. Private to "bis": is. Private to "bly": ly.
"bis" · 3 letters · shape CVC · "bly" · 3 letters · shape CCV
Frequently Asked Questions
Do "bis" and "bly" mean the same thing in a sentence?
Frequency check: "bis" vs "bly" - which ranks higher?
What to do next
Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.
- Full dictionary entry for "bis" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "bly" - compare definitions side by side with the headword page. Word entry
- This pair ranks #75,712 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "bis" and "bly" also get mixed up with nearby pairs, the highest-scored neighbour is "BFS vs bly". Nearby pair
Confusion rank #75,712 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.