QCMvsQPCConfusable pair

Which to use

“QCM” and “QPC” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#32,141
“QCM” frequency rank
#44,660
“QPC” frequency rank
76801
confusion score

Side-by-Side Comparison

Feature QCM QPC
Definition Questionnaire à choix multiple. Question prioritaire de constitutionnalité.

Where the eye mixes QCM and QPC

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence. QCM and QPC follow the identical consonant-vowel pattern (CCC). Same shape at a glance is often the real trap, independent of shared letters.

3 ch
QCM
3 ch
QPC

Visual trap between QCM and QPC

A purely visual mix-up. QCM (\ky se ɛm\) and QPC (\ky.pe.se\) 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 76801, derived from the frequency rank of both members and their visual similarity.

QCM is recorded at frequency rank #32,141, classified as anoun, pronounced \ky se ɛm\. QPC is at rank #44,660, tagged as anoun, pronounced \ky.pe.se\.

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 76801, this pair ranks #30,122 of 440,172 scored French confusable pairs - among the most confusable pairs.

Orthographic DNA of QCM vs QPC

Shared letters: cq. Private to "QCM": m. Private to "QPC": p.

"QCM" · 3 letters · shape CCC  ·  "QPC" · 3 letters · shape CCC

Frequently Asked Questions

Is swapping "QCM" for "QPC" ever safe?
No. They are said differently (\ky se ɛm\ versus \ky.pe.se\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "QCM" vs "QPC" - which ranks higher?
"QCM" is the more common of the two: it sits at frequency rank #32,141 in our French list, against #44,660 for "QPC". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

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 "QCM" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "QPC" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #30,122 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "QCM" and "QPC" also get mixed up with nearby pairs, the highest-scored neighbour is "Q1 vs QPC". Nearby pair

Confusion rank #30,122 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list