- Faber... to Fanconi...
- Fanconi... to Fauces...
- Fauchard... to Feil...
- Feinmesser... to Fetus...
- Fever... to Fibroliposarcoma...
- Fibroma... to Fiessinger...
- Fifth... to Fitz...
- Fixation... to Flexure...
- Floater... to Folds...
- Folie... to Formation...
- Formication... to Frambeside...
- Frambesioma... to Frigidity...
- Fröhlich... to Fungus...
- Fuller... to Fussy...