English abbreviations from fitk to fjj
- FITK (Filter Inductor Torodial Kit)
- FITL (Faculty Institute on Teaching and Learning)
- FITM (Fire Inside The Man)
- FITN (Fire In The Night)
- FITOW (Further Improved TOW (US))
- FITP (Fiesta In The Park)
- FITREP (Fitness Report)
- FITS (Flexible Image Transport System)
- FITSS (FAAD ( Forward Area Air Defense) Integrated Test Support System)
- FITT (Families In Transition Team)
- FITU (Fixed-wing Instructor Training Unit)
- FITW (Friends In The West)
- FIU (Florida International University)
- FIV (flow-induced vibration)
- FIW (French and Indian War)
- FIWC (Fleet Information Warfare Center)
- FIX (Financial Information Exchange)
- FIXe (Navigational Fix Error)
- FIZ (Fitzroy Crossing Airport)
- fj (Fijian language (ISO 639-1 code))
- FJD (Fiji dollar (ISO 4217 currency code))
- FJI (Fiji (ISO 3166 trigram))
- FJJ (Famous Jett Jackson)