Initialism of Fanconi anemia. / (Wikipedia) Initialism of featured article. / Initialism of felonious assault. / Initialism of flight attendant. / Initialism of fee agreement.

(soccer) Initialism of Football Association, especially the English Football Association. See also Scottish FA and Welsh FA.

(genetics) Ellipsis of F1 hybrid. / (slang, dated) help or advice (derived from the common usage of "F1" as the help key, during the DOS era of computing programs)

(law) Abbreviation of fieri facias.

(law) Abbreviation of fieri facias.

Abbreviation of face to face.

Alternative form of FTM (“female-to-male (transgender)”)

Contraction of forever.

Alternative spelling of FBO

(Islam) Initialism of Final Testament (Quran)