fortisvsfoutaisTell them apart

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

Which to use

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

#46,179
“fortis” frequency rank
#28,175
“foutais” frequency rank
74354
confusion score

Side-by-Side Comparison

Feature fortis foutais
Definition Fort, robuste, solide, vigoureux, bien portant. Première personne du singulier de l’imparfait de l’indicatif de foutre.

Letter map: fortis vs foutais

Shared letters muted; letters that set fortis and foutais apart highlighted. Shared run: 5. fortis runs 6 letters (CVCCVC) against foutais's 7 (CVVCVVC) - the length gap alone is often enough to separate them once you know to check it.

6 ch
fortis
7 ch
foutais

Part-of-speech tell for fortis / foutais

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: fortis is anadjective and foutaisaverb. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 74354, derived from the frequency rank of both members and their visual similarity.

fortis is recorded at frequency rank #46,179, classified as anadj. foutais is at rank #28,175, tagged as averb, pronounced \fu.tɛ\.

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 74354, this pair ranks #37,424 of 440,172 scored French confusable pairs - among the most confusable pairs.

Orthographic DNA of fortis vs foutais

Shared letters: fiost. Private to "fortis": r. Private to "foutais": au.

"fortis" · 6 letters · shape CVCCVC  ·  "foutais" · 7 letters · shape CVVCVVC

Known mistypes of this pair

  • fortisffortis · forits · forrtis · fortiss · fortsi · fotris · ofrtis
  • foutaisffoutais · fotuais · fouatis · foutaiss · foutasi · foutias · fouttais · fuotais

Frequently Asked Questions

Do "fortis" and "foutais" mean the same thing in a sentence?
No - they are not even the same part of speech. "fortis" is an adjective and "foutais" a verb, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "fortis" vs "foutais" - which ranks higher?
"foutais" is the more common of the two: it sits at frequency rank #28,175 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.

What to do next

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

  • Full dictionary entry for "fortis" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "foutais" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #37,424 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "fortis" and "foutais" 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 #37,424 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