piovsPLSTell them apart

Which to use

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

#49,277
“pio” frequency rank
#21,725
“PLS” frequency rank
71002
confusion score

Side-by-Side Comparison

Feature pio PLS
Definition Personne pieuse. Position latérale de sécurité.

Where the eye mixes pio and PLS

Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.

3 ch
pio
3 ch
PLS

Visual trap between pio and PLS

A purely visual mix-up. pio (\ˈpjɔ\) and PLS (\pe.ɛ.l‿ɛs\) 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 71002, derived from the frequency rank of both members and their visual similarity.

pio is recorded at frequency rank #49,277, classified as anoun, pronounced \ˈpjɔ\. PLS is at rank #21,725, tagged as anoun, pronounced \pe.ɛ.l‿ɛs\.

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 71002, this pair ranks #49,171 of 440,172 scored French confusable pairs - among the most confusable pairs.

Orthographic DNA of pio vs PLS

Shared letters: p. Private to "pio": io. Private to "PLS": ls.

"pio" · 3 letters · shape CVV  ·  "PLS" · 3 letters · shape CCC

Frequently Asked Questions

Is swapping "pio" for "PLS" ever safe?
No. They are said differently (\ˈpjɔ\ versus \pe.ɛ.l‿ɛs\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "pio" or "PLS"?
"PLS" is the more common of the two: it sits at frequency rank #21,725 in our French list, against #49,277 for "pio". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "pio" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "PLS" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #49,171 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "pio" and "PLS" also get mixed up with nearby pairs, the highest-scored neighbour is "pio vs PMR". Nearby pair

Confusion rank #49,171 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