Which to use
“foetus” is a noun and “fortis” is an adjective - they look or sound alike but fill different roles in a sentence.
- #25,318
- “foetus” frequency rank
- #46,179
- “fortis” frequency rank
- 71497
- confusion score
Side-by-Side Comparison
| Feature | foetus | fortis |
|---|---|---|
| Definition | Variante orthographique de fœtus. | Fort, robuste, solide, vigoureux, bien portant. |
Letter map: foetus vs fortis
Shared letters muted; letters that set foetus and fortis apart highlighted. Shared run: 4. foetus (CVVCVC) and fortis (CVCCVC) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.
Part-of-speech tell for foetus / fortis
Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: foetus is anoun and fortisanadjective. On the page they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 71497, derived from the frequency rank of both members and their visual similarity.
foetus is recorded at frequency rank #25,318, classified as anoun, pronounced \ˈfi.təs\. 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 71497, this pair ranks #47,367 of 440,172 scored French confusable pairs - among the most confusable pairs.
Orthographic DNA of foetus vs fortis
Shared letters: fost. Private to "foetus": eu. Private to "fortis": ir.
"foetus" · 6 letters · shape CVVCVC · "fortis" · 6 letters · shape CVCCVC
Known mistypes of this pair
Frequently Asked Questions
Do "foetus" and "fortis" mean the same thing in a sentence?
Frequency check: "foetus" vs "fortis" - which ranks higher?
After this comparison
Done with this confusable. These links stay specific to "foetus" and "fortis".
- Full dictionary entry for "foetus" 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 #47,367 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "foetus" 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 #47,367 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.