“FEBRIFIC” is a valid word. — 18 points Scrabble

firethe event of something burning (often destructive)
ricegrains used as food either unpolished or more often polished
cribbaby bed with high sides made of slats
biff(boxing) a blow with the fist
riffa Berber living in northern Morocco
briesoft creamy white cheese; milder than Camembert
fifea small high-pitched flute similar to a piccolo; has a shrill tone and is used chiefly to accompany drums in a marching band
rifemost frequent or common
fiefa piece of land held under the feudal system
biera coffin along with its stand
bice
ficea nervous belligerent little mongrel dog
cire
reif

icewater frozen in the solid state
ribsupport resembling the rib of an animal
ref(sports) the chief official (as in boxing or American football) who is expected to ensure fair play
rec
firnonresinous wood of a fir tree
rei
reb`Johnny' was applied as a nickname for Confederate soldiers by the Federal soldiers in the American Civil War; `greyback' derived from their grey Confederate uniforms
fer
fie
fiba trivial lie
effhave sexual intercourse with
irea strong emotion; a feeling that is oriented toward some real or supposed grievance
iff
rif

bea light strong brittle grey toxic bivalent metallic element
if
era trivalent metallic element of the rare earth group; occurs with yttrium
rea rare heavy polyvalent metallic element that resembles manganese chemically and is used in some alloys; is obtained as a by-product in refining molybdenum
bia heavy brittle diamagnetic trivalent metallic element (resembles arsenic and antimony chemically); usually recovered as a by-product from ores of other metals
ef

FEBRIFIC