interposevsinterposerTell them apart

Which to use

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

#47,970
“interpose” frequency rank
#36,007
“interposer” frequency rank
83977
confusion score

Side-by-Side Comparison

Feature interpose interposer
Definition Première personne du singulier du présent de l’indicatif de interposer. Mettre une chose entre deux autres.

Where the eye mixes interpose and interposer

Muted = shared; highlighted = the visual trap. They share 9 letters in sequence.

9 ch
interpose
10 ch
interposer

Why the eye confuses interpose with interposer

A purely visual mix-up. interpose (\ɛ̃.tɛʁ.poz\) and interposer (\ɛ̃.tɛʁ.po.ze\) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 1 extra letter(s) - “interpose” sits inside “interposer”. Our composite confusion score for this pair is 83977, derived from the frequency rank of both members and their visual similarity.

interpose is recorded at frequency rank #47,970, classified as averb, pronounced \ɛ̃.tɛʁ.poz\. interposer is at rank #36,007, tagged as averb, pronounced \ɛ̃.tɛʁ.po.ze\.

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 83977, this pair ranks #13,829 of 440,172 scored French confusable pairs - among the most confusable pairs.

Orthographic DNA of interpose vs interposer

Shared letters: einoprst. Private to "interpose": -. Private to "interposer": -.

"interpose" · 9 letters · shape VCCVCCVCV  ·  "interposer" · 10 letters · shape VCCVCCVCVC

Known mistypes of this pair

  • interposeinetrpose · innterpose · inteprose · interopse · interpoes · interposse · interppose · interpsoe
  • interposerinetrposer · innterposer · inteproser · interopser · interpoesr · interposerr · interposre · interposser

Frequently Asked Questions

Is swapping "interpose" for "interposer" ever safe?
No. They are said differently (\ɛ̃.tɛʁ.poz\ versus \ɛ̃.tɛʁ.po.ze\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "interpose" or "interposer"?
"interposer" is the more common of the two: it sits at frequency rank #36,007 in our French list, against #47,970 for "interpose". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "interpose" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "interposer" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #13,829 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "interpose" and "interposer" also get mixed up with nearby pairs, the highest-scored neighbour is "interpose vs interposés". 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 #13,829 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