Which to use
“pcs” is a noun and “per” is a preposition - they look or sound alike but fill different roles in a sentence.
- #11,084
- “pcs” frequency rank
- #339
- “per” frequency rank
- 11423
- confusion score
Side-by-Side Comparison
| Feature | pcs | per |
|---|---|---|
| Definition | plural of pc (“piece”) | For each. |
Letter map: pcs vs per
Shared letters muted; letters that set pcs and per apart highlighted. Shared run: 1.
Part-of-speech tell for pcs / per
Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: pcs is anoun and perapreposition. On the page they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 11423, derived from the frequency rank of both members and their visual similarity.
pcs is recorded at frequency rank #11,084, classified as anoun. per is at rank #339, tagged as aprep, pronounced /pɜː/.
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 11423, this pair ranks #487,127 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of pcs vs per
Shared letters: p. Private to "pcs": cs. Private to "per": er.
"pcs" · 3 letters · shape CCC · "per" · 3 letters · shape CVC
Frequently Asked Questions
Is swapping "pcs" for "per" ever safe?
In ordinary English text, does "pcs" or "per" show up more?
What to do next
Pair "pcs" vs "per" is on the table, pick a follow-up below.
- Full dictionary entry for "pcs" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "per" - compare definitions side by side with the headword page. Word entry
- This pair ranks #487,127 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "pcs" and "per" also get mixed up with nearby pairs, the highest-scored neighbour is "pcs vs PPA". Nearby pair
Confusion rank #487,127 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.