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

glossan explanation or definition of an obscure word in a text
slotsa position in a grammatical linguistic construction in which a variety of alternative units are interchangeable
slogswork doggedly or persistently
glost

lostpeople who are destined to die soon
lotsa large number or amount
losssomething that is lost
tossthe act of flipping a coin
slota position in a grammatical linguistic construction in which a variety of alternative units are interchangeable
logsa segment of the trunk of a tree when stripped of branches
slogwork doggedly or persistently
togsinformal terms for clothing
solsa colloid that has a continuous liquid phase in which a solid is suspended in a liquid
sotsa chronic drinker

gotcome into the possession of something concrete or abstract
lot(often followed by `of') a large number or amount or extent
loga segment of the trunk of a tree when stripped of branches
sola colloid that has a continuous liquid phase in which a solid is suspended in a liquid
sosan internationally recognized distress signal in radio code
sota chronic drinker
togprovide with clothes or put clothes on

to
sothe syllable naming the fifth (dominant) note of any musical scale in solmization
goa time for working (after which you will be relieved by someone else)
lo
osa mouth or mouthlike opening

GLOSTS