“FANTAST” is a valid word. — 10 points Scrabble

fastabstaining from food
fansa device for creating a current of air by movement of a surface or surfaces
antssocial insect living in organized colonies; characteristically the males and fertile queen have wings during breeding season; wingless sterile females are the workers
stat
fatsa soft greasy substance occurring in organic tissue and consisting of a mixture of lipids (mostly triglycerides)
tatstastelessness by virtue of being cheap and vulgar
tansa browning of the skin resulting from exposure to the rays of the sun
anastype genus of the Anatidae: freshwater ducks
ansa
anta

fata soft greasy substance occurring in organic tissue and consisting of a mixture of lipids (mostly triglycerides)
fana device for creating a current of air by movement of a surface or surfaces
satthe seventh and last day of the week; observed as the Sabbath by Jews and some Christians
anamother of the ancient Irish gods; sometimes identified with Danu
tana browning of the skin resulting from exposure to the rays of the sun
antsocial insect living in organized colonies; characteristically the males and fertile queen have wings during breeding season; wingless sterile females are the workers
tattastelessness by virtue of being cheap and vulgar
aft(nautical, aeronautical) situated at or toward the stern or tail
att
tas
fasa congenital medical condition in which body deformation occurs or facial development or mental ability is impaired because the mother drinks alcohol during pregnancy
aasan associate degree in applied science

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
anan associate degree in nursing
naa silvery soft waxy metallic element of the alkali metal group; occurs abundantly in natural compounds (especially in salt water); burns with a yellow flame and reacts violently in water; occurs in sea water and in the mineral halite (rock salt)
taa hard grey lustrous metallic element that is highly resistant to corrosion; occurs in niobite and fergusonite and tantalite
fathe syllable naming the fourth (subdominant) note of the diatonic scale in solmization
aaa dry form of lava resembling clinkers

FANTAST