“BATTU” is a valid word. — 7 points Scrabble

buttthick end of the handle
tubathe lowest brass wind instrument
tautpulled or drawn tight
abutlie adjacent to another or share a boundary
tabua prejudice (especially in Polynesia and other South Pacific islands) that prohibits the use or mention of something because of its sacred nature
batt

butand nothing more
batnocturnal mouselike mammal with forelimbs modified to form membranous wings and anatomical adaptations for echolocation by which they navigate
tuba relatively large open container that you fill with water and use to wash the body
tabthe bill in a restaurant
tattastelessness by virtue of being cheap and vulgar
tututter `tsk,' `tut,' or `tut-tut,' as in disapproval
tauthe 19th letter of the Greek alphabet
att
utaa reptile genus of Iguanidae

ata highly unstable radioactive element (the heaviest of the halogen series); a decay product of uranium and thorium
taa hard grey lustrous metallic element that is highly resistant to corrosion; occurs in niobite and fergusonite and tantalite
baa soft silvery metallic element of the alkali earth group; found in barite
aba bachelor's degree in arts and sciences
utthe local time at the 0 meridian passing through Greenwich, England; it is the same everywhere

BATTU