approfondivsapprofonditWhich spelling fits?

Quick tell: approfondi is a adjective, approfondit is a verb, so they fill different roles in a sentence.

Which to use

“approfondi” is an adjective and “approfondit” is a verb - they look or sound alike but fill different roles in a sentence.

#22,167
“approfondi” frequency rank
#45,438
“approfondit” frequency rank
67605
confusion score

Side-by-Side Comparison

Feature approfondi approfondit
Definition Rendu plus profond. Troisième personne du singulier de l’indicatif présent de approfondir.

Same sound, different letters: approfondi vs approfondit

Muted letters are shared; highlighted letters are the only spelling cue when pronunciation matches. Shared run: 10 letters. approfondi runs 10 letters (VCCCVCVCCV) against approfondit's 11 (VCCCVCVCCVC) - the length gap alone is often enough to separate them once you know to check it.

10 ch
approfondi
11 ch
approfondit

Ear matches; page differs - approfondi and approfondit

Say them out loud and nothing separates them: approfondi and approfondit carry the same recorded pronunciation, \a.pʁɔ.fɔ̃.di\. Grammar is what tells them apart: one is anadjective, the other averb, so most sentences will only accept one of them. They differ by 1 extra letter(s) - “approfondi” sits inside “approfondit”. Our composite confusion score for this pair is 67605, derived from the frequency rank of both members and their visual similarity.

approfondi is recorded at frequency rank #22,167, classified as anadj, pronounced \a.pʁɔ.fɔ̃.di\. approfondit is at rank #45,438, tagged as averb, pronounced \a.pʁɔ.fɔ̃.di\.

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 67605, this pair ranks #62,707 of 440,172 scored French confusable pairs - among the most confusable pairs.

Orthographic DNA of approfondi vs approfondit

Shared letters: adfinopr. Private to "approfondi": -. Private to "approfondit": t.

"approfondi" · 10 letters · shape VCCCVCVCCV  ·  "approfondit" · 11 letters · shape VCCCVCVCCVC

Known mistypes of this pair

  • approfondi ← apporfondi · apprfoondi · approffondi · approfnodi · approfodni · approfonddi · approfonid · approfonndi
  • approfondit ← apporfondit · apprfoondit · approffondit · approfnodit · approfodnit · approfonddit · approfonditt · approfondti

Frequently Asked Questions

Can "approfondi" and "approfondit" be used interchangeably?
No - they are not even the same part of speech. "approfondi" is an adjective and "approfondit" a verb, so a sentence built for one is usually ungrammatical with the other.
In ordinary French text, does "approfondi" or "approfondit" show up more?
"approfondi" is the more common of the two: it sits at frequency rank #22,167 in our French list, against #45,438 for "approfondit". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

"approfondi" and "approfondit" share a sound, keep the gloss open, then jump to the headword or a nearby trap.

  • Full dictionary entry for "approfondi" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "approfondit" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #62,707 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "approfondi" and "approfondit" also get mixed up with nearby pairs, the highest-scored neighbour is "approfondis vs approfondit". 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 #62,707 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