Which to use
“perdirent” is a verb and “pertinent” is an adjective - they look or sound alike but fill different roles in a sentence.
- #42,516
- “perdirent” frequency rank
- #11,457
- “pertinent” frequency rank
- 53973
- confusion score
Side-by-Side Comparison
| Feature | perdirent | pertinent |
|---|---|---|
| Definition | Troisième personne du pluriel du passé simple de perdre. | Qui est tel qu’il convient, qui est approprié, qui est en rapport avec le sujet. |
Where the spellings diverge
Shared letters are muted; the letters that actually set perdirent and pertinent apart are highlighted. They share 7 letters in sequence, which is exactly why the eye skips the difference.
Spelling & Dictionary Insight
These two trip readers on the page rather than in the ear: perdirent is \pɛʁ.diʁ\ while pertinent is \pɛʁ.ti.nɑ̃\. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (verb vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 53973, derived from the frequency rank of both members and their visual similarity.
perdirent is recorded at frequency rank #42,516, classified as averb, pronounced \pɛʁ.diʁ\. pertinent is at rank #11,457, tagged as anadj, pronounced \pɛʁ.ti.nɑ̃\.
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 53973, this pair ranks #137,179 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of perdirent vs pertinent
Shared letters: einprt. Private to "perdirent": d. Private to "pertinent": -.
"perdirent" · 9 letters · shape CVCCVCVCC · "pertinent" · 9 letters · shape CVCCVCVCC
Known mistypes of this pair
Frequency comparison
Frequently Asked Questions
Can "perdirent" and "pertinent" be used interchangeably?
Which is more common, "perdirent" or "pertinent"?
Remembering perdirent vs pertinent
The fastest way to pick the right one every time.
- Check the role first: if you need a verb, it's “perdirent”; for an adjective, it's “pertinent”.
- See each word in full, definition, IPA, etymology and its other confusables. Full “perdirent” entry
- Browse more pairs most likely to be confused. Most confusable