Which to use
“PCB” and “peck” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #45,779
- “PCB” frequency rank
- #34,243
- “peck” frequency rank
- 80022
- confusion score
Side-by-Side Comparison
| Feature | PCB | peck |
|---|---|---|
| Definition | Polychlorobiphényle. | Unité de volume utilisée en Angleterre ou aux États-Unis et valant deux gallons soit 9,09218 litres. |
Where the eye mixes PCB and peck
Muted = shared; highlighted = the visual trap. They share 2 letters in sequence. PCB runs 3 letters (CCC) against peck's 4 (CVCC) - the length gap alone is often enough to separate them once you know to check it.
Visual trap between PCB and peck
A purely visual mix-up. PCB (\pe.se.be\) and peck (\pɛk\) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 1 letter(s) in length. Our composite confusion score for this pair is 80022, derived from the frequency rank of both members and their visual similarity.
PCB is recorded at frequency rank #45,779, classified as anoun, pronounced \pe.se.be\. peck is at rank #34,243, tagged as anoun, pronounced \pɛk\.
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 80022, this pair ranks #21,931 of 440,172 scored French confusable pairs - among the most confusable pairs.
Orthographic DNA of PCB vs peck
Shared letters: cp. Private to "PCB": b. Private to "peck": ek.
"PCB" · 3 letters · shape CCC · "peck" · 4 letters · shape CVCC
Known mistypes of this pair
- peck ← epck · pcek · pecck · peckk · pekc · ppeck
Frequently Asked Questions
Is swapping "PCB" for "peck" ever safe?
Frequency check: "PCB" vs "peck" - which ranks higher?
Useful next steps
Eye-level mix-up between "PCB" and "peck" is sorted above. Next: full entries or other pairs that share a letter shape.
- Full dictionary entry for "PCB" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "peck" - compare definitions side by side with the headword page. Word entry
- This pair ranks #21,931 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "PCB" and "peck" also get mixed up with nearby pairs, the highest-scored neighbour is "PCB vs pio". Nearby pair
- Recorded mistypes exist for at least one side of this pair, useful when a spell-checker or OCR lands on the wrong form. See mistypes
Confusion rank #21,931 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.