fortisvsfurtifConfusable pair

Which to use

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

#46,179
“fortis” frequency rank
#32,413
“furtif” frequency rank
78592
confusion score

Side-by-Side Comparison

Feature fortis furtif
Definition Fort, robuste, solide, vigoureux, bien portant. Qui se fait à la dérobée.

Letter map: fortis vs furtif

Shared letters muted; letters that set fortis and furtif apart highlighted. Shared run: 4. fortis and furtif follow the identical consonant-vowel pattern (CVCCVC). Same shape at a glance is often the real trap, independent of shared letters.

6 ch
fortis
6 ch
furtif

Spelling & dictionary notes on fortis vs furtif

fortis and furtif are indexed as a confusable French pair. We have no recorded pronunciation or part of speech for both members, so the spelling overlap is what we can show you: they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 78592, derived from the frequency rank of both members and their visual similarity.

fortis is recorded at frequency rank #46,179, classified as anadj. furtif is at rank #32,413, tagged as anadj, pronounced \fyʁ.tif\.

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 78592, this pair ranks #25,343 of 440,172 scored French confusable pairs - among the most confusable pairs.

Orthographic DNA of fortis vs furtif

Shared letters: firt. Private to "fortis": os. Private to "furtif": u.

"fortis" · 6 letters · shape CVCCVC  ·  "furtif" · 6 letters · shape CVCCVC

Known mistypes of this pair

  • fortis ← ffortis · forits · forrtis · fortiss · fortsi · fotris · ofrtis
  • furtif ← ffurtif · frutif · furitf · furrtif · furtfi · furtiff · furttif · futrif

Frequently Asked Questions

Is swapping "fortis" for "furtif" ever safe?
No. They share most of their letters but differ in 2 positions, but the dictionary glosses above give them different meanings, so swapping one for the other changes what the sentence says.
Frequency check: "fortis" vs "furtif" - which ranks higher?
"furtif" is the more common of the two: it sits at frequency rank #32,413 in our French list, against #46,179 for "fortis". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Done with this confusable. These links stay specific to "fortis" and "furtif".

  • Full dictionary entry for "fortis" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "furtif" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #25,343 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "fortis" and "furtif" also get mixed up with nearby pairs, the highest-scored neighbour is "fortis vs furtifs". 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 #25,343 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