interpellationvsinterpolationWhich spelling fits?

Which to use

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

#14,490
“interpellation” frequency rank
#49,163
“interpolation” frequency rank
63653
confusion score

Side-by-Side Comparison

Feature interpellation interpolation
Definition Action d’interpeller. Action d’interpoler ou résultat de cette action.

Where the eye mixes interpellation and interpolation

Muted = shared; highlighted = the visual trap. They share 12 letters in sequence.

14 ch
interpellation
13 ch
interpolation

Why the eye confuses interpellation with interpolation

A purely visual mix-up. interpellation (\ɛ̃.tɛʁ.pɛ.la.sjɔ̃\) and interpolation (\ɛ̃.tɛʁ.pɔ.la.sjɔ̃\) 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 letter(s) in length. Our composite confusion score for this pair is 63653, derived from the frequency rank of both members and their visual similarity.

interpellation is recorded at frequency rank #14,490, classified as anoun, pronounced \ɛ̃.tɛʁ.pɛ.la.sjɔ̃\. interpolation is at rank #49,163, tagged as anoun, pronounced \ɛ̃.tɛʁ.pɔ.la.sjɔ̃\.

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 63653, this pair ranks #80,871 of 440,172 scored French confusable pairs - among the most confusable pairs.

Orthographic DNA of interpellation vs interpolation

Shared letters: aeilnoprt. Private to "interpellation": -. Private to "interpolation": -.

"interpellation" · 14 letters · shape VCCVCCVCCVCVVC  ·  "interpolation" · 13 letters · shape VCCVCCVCVCVVC

Known mistypes of this pair

  • interpellationinetrpellation · innterpellation · inteprellation · interepllation · interpelaltion · interpelation · interpellaiton · interpellatino
  • interpolationinetrpolation · innterpolation · inteprolation · interoplation · interploation · interpoaltion · interpolaiton · interpolatino

Frequently Asked Questions

Can "interpellation" and "interpolation" be used interchangeably?
No. They are said differently (\ɛ̃.tɛʁ.pɛ.la.sjɔ̃\ versus \ɛ̃.tɛʁ.pɔ.la.sjɔ̃\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "interpellation" vs "interpolation" - which ranks higher?
"interpellation" is the more common of the two: it sits at frequency rank #14,490 in our French list, against #49,163 for "interpolation". 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 "interpellation" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "interpolation" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #80,871 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "interpellation" and "interpolation" also get mixed up with nearby pairs, the highest-scored neighbour is "interpolation vs interrogation". 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 #80,871 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