“OUTBYE” is a valid word. — 11 points Scrabble

obeybe obedient to
tobya drinking mug in the shape of a stout man wearing a three-cornered hat
bout(sports) a division during which one team is on the offensive
tubeconduit consisting of a long hollow object (usually cylindrical) used to hold and conduct objects or liquids or gases
buoybright-colored; a float attached by rope to the seabed to mark channels in a harbor or underwater hazards
bytea sequence of 8 bits (enough to represent one character of alphanumeric data) processed as a single unit of information
bute

you
butand nothing more
out(baseball) a failure by a batter or runner to reach a base safely in baseball
boya youthful male person
yetup to the present time
byeyou advance to the next round in a tournament without playing an opponent
buyan advantageous purchase
betthe money risked on a gamble
toyan artifact designed to be played with
tuba relatively large open container that you fill with water and use to wash the body
toeone of the digits of the foot
bey(formerly) a title of respect for a man in Turkey or Egypt
botbotfly larva; typically develops inside the body of a horse or sheep or human
tye
obe
yoba cruel and brutal fellow

to
bea light strong brittle grey toxic bivalent metallic element
byso as to pass a given point
yo
ye
bo
et
oy
utthe local time at the 0 meridian passing through Greenwich, England; it is the same everywhere
oe

OUTBYE