“HAFFIT” is a valid word. — 15 points Scrabble

faitha strong belief in a supernatural power or powers that control human destiny
fiftha quantity of liquor equal to one fifth of a United States gallon

fiata legally binding command or decision entered on the court record (as if issued by a court or judge)
tiffa quarrel about petty points
haftthe handle of a weapon or tool

hit(baseball) a successful stroke in an athletic contest (especially in baseball)
fata soft greasy substance occurring in organic tissue and consisting of a mixture of lipids (mostly triglycerides)
fita display of bad temper
hatheaddress that protects the head from bad weather; has shaped crown and usually a brim
aft(nautical, aeronautical) situated at or toward the stern or tail
aff
iff
ait

itthe branch of engineering that deals with the use of computers and telecommunications to retrieve and store and transmit information
if
ata highly unstable radioactive element (the heaviest of the halogen series); a decay product of uranium and thorium
hian expression of greeting
ah
ha(astronomy) the angular distance of a celestial point measured westward along the celestial equator from the zenith crossing; the right ascension for an observer at a particular location and time of day
taa hard grey lustrous metallic element that is highly resistant to corrosion; occurs in niobite and fergusonite and tantalite
aian agency of the United States Army responsible for providing timely and relevant and accurate and synchronized intelligence to tactical and operational and strategic level commanders
fathe syllable naming the fourth (subdominant) note of the diatonic scale in solmization
tia light strong grey lustrous corrosion-resistant metallic element used in strong lightweight alloys (as for airplane parts); the main sources are rutile and ilmenite

HAFFIT