“VALUABLY” is a valid word. — 16 points Scrabble

bullya cruel and brutal fellow
ballyinformal intensifiers
allaylessen the intensity of or calm
bulla(pathology) an elevation of the skin filled with serous fluid
alulascalelike structure between the base of the wing and the halter of a two-winged fly

ballround object that is hit or thrown or kicked in games
bulluncastrated adult male of domestic cattle
allya friendly nation
lavarock that in its molten form (as magma) issues from volcanos; lava is what magma is called when it reaches the surface
alba
baalany of numerous local fertility and nature deities worshipped by ancient Semitic peoples; the Hebrews considered Baal a false god
ablywith competence; in a competent capable manner
ulvatype genus of the family Ulvaceae; green seaweed having a thallus two cells thick: sea lettuce

allquantifier; used with either mass or count nouns to indicate the whole number or amount of or every one of a class
buyan advantageous purchase
laya narrative song with a recurrent refrain
laba workplace for the conduct of scientific research
bayan indentation of a shoreline larger than a cove but smaller than a gulf
ava
luv
baathe cry made by sheep
alaa flat wing-shaped process or winglike part of an organism
bal
abaa loose sleeveless outer garment made from aba cloth; worn by Arabs
lava room or building equipped with one or more toilets
abymake amends for
aal
alba white linen liturgical vestment with sleeves; worn by priests
vau

byso as to pass a given point
ya
laa white soft metallic element that tarnishes readily; occurs in rare earth minerals and is usually classified as a rare earth
ala silvery ductile metallic element found primarily in bauxite
ay
baa soft silvery metallic element of the alkali earth group; found in barite
aaa dry form of lava resembling clinkers
aba bachelor's degree in arts and sciences

VALUABLY