forainvsfortisConfusable pair

Which to use

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

#40,770
“forain” frequency rank
#46,179
“fortis” frequency rank
86949
confusion score

Side-by-Side Comparison

Feature forain fortis
Definition Qui n’est pas du lieu, étranger. Fort, robuste, solide, vigoureux, bien portant.

Letter map: forain vs fortis

Shared letters muted; letters that set forain and fortis apart highlighted. Shared run: 4. forain (CVCVVC) and fortis (CVCCVC) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.

6 ch
forain
6 ch
fortis

Spelling & dictionary notes on forain vs fortis

forain and fortis 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 86949, derived from the frequency rank of both members and their visual similarity.

forain is recorded at frequency rank #40,770, classified as anadj, pronounced \fɔ.ʁɛ̃\. fortis is at rank #46,179, tagged as anadj.

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 86949, this pair ranks #8,949 of 440,172 scored French confusable pairs - among the most confusable pairs.

Orthographic DNA of forain vs fortis

Shared letters: fior. Private to "forain": an. Private to "fortis": st.

"forain" · 6 letters · shape CVCVVC  ·  "fortis" · 6 letters · shape CVCCVC

Known mistypes of this pair

  • forain ← fforain · foarin · forainn · forani · forian · forrain · froain · ofrain
  • fortis ← ffortis · forits · forrtis · fortiss · fortsi · fotris · ofrtis

Frequently Asked Questions

Can "forain" and "fortis" be used interchangeably?
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: "forain" vs "fortis" - which ranks higher?
"forain" is the more common of the two: it sits at frequency rank #40,770 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.

Useful next steps

You've compared "forain" and "fortis". Here's where to go from here.

  • Full dictionary entry for "forain" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "fortis" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #8,949 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "forain" and "fortis" 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 #8,949 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