Which to use
“prolongée” is an adjective and “prolonger” is a verb - they look or sound alike but fill different roles in a sentence.
- #9,537
- “prolongée” frequency rank
- #8,016
- “prolonger” frequency rank
- 17553
- confusion score
Side-by-Side Comparison
| Feature | prolongée | prolonger |
|---|---|---|
| Definition | Féminin singulier de prolongé. | Faire durer plus longtemps. |
Same sound, different letters: prolongée vs prolonger
Muted letters are shared; highlighted letters are the only spelling cue when pronunciation matches. Shared run: 8 letters.
Homophone desk: prolongée vs prolonger
Say them out loud and nothing separates them: prolongée and prolonger carry the same recorded pronunciation, \pʁɔ.lɔ̃.ʒe\. Grammar is what tells them apart: one is anadjective, the other averb, so most sentences will only accept one of them. They share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 17553, derived from the frequency rank of both members and their visual similarity.
prolongée is recorded at frequency rank #9,537, classified as anadj, pronounced \pʁɔ.lɔ̃.ʒe\. prolonger is at rank #8,016, tagged as averb, pronounced \pʁɔ.lɔ̃.ʒe\.
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 17553, this pair ranks #382,598 of 440,172 scored French confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of prolongée vs prolonger
Shared letters: eglnopr. Private to "prolongée": é. Private to "prolonger": -.
"prolongée" · 9 letters · shape CCVCVCCVV · "prolonger" · 9 letters · shape CCVCVCCVC
Known mistypes of this pair
- prolonger ← porlonger · pprolonger · prloonger · prollonger · prolnoger · prologner · prolonegr · prolongerr
Frequently Asked Questions
Do "prolongée" and "prolonger" mean the same thing in a sentence?
In ordinary French text, does "prolongée" or "prolonger" show up more?
What to do next
Sound matches; spelling doesn't. Use the exits below to lock the right form or check a cousin pair.
- Full dictionary entry for "prolongée" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "prolonger" - compare definitions side by side with the headword page. Word entry
- This pair ranks #382,598 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "prolongée" and "prolonger" also get mixed up with nearby pairs, the highest-scored neighbour is "prolongée vs prolongera". 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 #382,598 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.