“TAFIAS” is a valid word. — 9 points Scrabble

fiatsa legally binding command or decision entered on the court record (as if issued by a court or judge)
tafia

fastabstaining from food
fitsa display of bad temper
fista hand with the fingers clenched in the palm (as for hitting)
fiata legally binding command or decision entered on the court record (as if issued by a court or judge)
fatsa soft greasy substance occurring in organic tissue and consisting of a mixture of lipids (mostly triglycerides)
siftmove as if through a sieve
sati
aits

sitbe seated
its
fata soft greasy substance occurring in organic tissue and consisting of a mixture of lipids (mostly triglycerides)
fita display of bad temper
satthe seventh and last day of the week; observed as the Sabbath by Jews and some Christians
tis
ifs
aft(nautical, aeronautical) situated at or toward the stern or tail
tas
ais
fasa congenital medical condition in which body deformation occurs or facial development or mental ability is impaired because the mother drinks alcohol during pregnancy
ait
aasan associate degree in applied science

itthe branch of engineering that deals with the use of computers and telecommunications to retrieve and store and transmit information
ishave the quality of being; (copula, used with an adjective or a predicate noun)
if
ata highly unstable radioactive element (the heaviest of the halogen series); a decay product of uranium and thorium
asa very poisonous metallic element that has three allotropic forms; arsenic and arsenic compounds are used as herbicides and insecticides and various alloys; found in arsenopyrite and orpiment and realgar
sia tetravalent nonmetallic element; next to oxygen it is the most abundant element in the earth's crust; occurs in clay and feldspar and granite and quartz and sand; used as a semiconductor in transistors
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
aaa dry form of lava resembling clinkers
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

TAFIAS