alef, alif, baff, barf, beef, biff, boff, buff, bumf, calf, chef, clef, coff, coif, coof, corf, cuff, cuif, curf, daff, deaf, delf, diff, doff, duff, enuf, fief, gaff, Golf, goof, guff, gulf, haaf, half, hoof, howf, huff, jiff, kaif, keef, kerf, khaf, kief, leaf, lief, loaf, loof, luff, miff, muff, naff, naif, neif, pelf, poof, pouf, prof, puff, raff, reef, reif, riff, roof, ruff, seif, self, serf, surf, teff, tiff, toff, tref, tuff, turf, waff, waif, wolf, woof, yaff, zarf
Hoof
fang flag
Some four letter words starting with S and ending with F are:selfserfsurf
Answer:FirmFormFromFarmFoamFlam
Herself.
Behalfbehoofbeliefcutoffengulf.
Calf
Some four letter words with the first letter f are:facefadefailfairfallfamefarmfastfearfeedfeelfeetfestfilefillfilmfinefirefirmfishfistflapflatflewflitflipflitflopfluefoalfoamfoldfolkfoodfoolfootforkformfortfourfrayfreefretfromfuelfullfumefuryfussfuzz
ifag
firetruck
yourself yourself
Fluff, stuff, buff