“TOASTY” is a valid word. — 9 points Scrabble

staycontinuing or remaining in a place or state
toysan artifact designed to be played with
stat
oatsannual grass of Europe and North Africa; grains used as food and fodder (referred to primarily in the plural: `oats')
totsa small amount (especially of a drink)
soyaerect bushy hairy annual herb having trifoliate leaves and purple to pink flowers; extensively cultivated for food and forage and soil improvement but especially for its nutritious oil-rich seeds; native to Asia
tatstastelessness by virtue of being cheap and vulgar
taosa member of the Pueblo people living in northern New Mexico
tost
oasta kiln for drying hops
stoa

saythe chance to speak
satthe seventh and last day of the week; observed as the Sabbath by Jews and some Christians
toyan artifact designed to be played with
soya source of oil; used for forage and soil improvement and as food
taoan adherent of any branch of Taoism
tattastelessness by virtue of being cheap and vulgar
tota small amount (especially of a drink)
styan infection of the sebaceous gland of the eyelid
oatannual grass of Europe and North Africa; grains used as food and fodder (referred to primarily in the plural: `oats')
att
tas
sota chronic drinker
ays

to
sothe syllable naming the fifth (dominant) note of any musical scale in solmization
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
ya
yo
ay
taa hard grey lustrous metallic element that is highly resistant to corrosion; occurs in niobite and fergusonite and tantalite
oy
osa mouth or mouthlike opening

TOASTY