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

sockshosiery consisting of a cloth covering for the foot; worn inside the shoe; reaches to between the ankle and the knee
sicko
sickspeople who are sick
coifsthe arrangement of the hair (especially a woman's hair)
fiscsa state treasury or exchequer or a royal treasury; originally the public treasury of Rome or the emperor's private purse

sickpeople who are sick
kissthe act of caressing with the lips (or an instance thereof)
sockhosiery consisting of a cloth covering for the foot; worn inside the shoe; reaches to between the ankle and the knee
skisnarrow wood or metal or plastic runners used in pairs for gliding over snow
foss
fico
koss(in India) a unit of length having different values in different localities
coifthe arrangement of the hair (especially a woman's hair)
focithe concentration of attention or energy on something
sicsurge to attack someone
coss(in India) a unit of length having different values in different localities
kifs
fisca state treasury or exchequer or a royal treasury; originally the public treasury of Rome or the emperor's private purse

cosratio of the adjacent side to the hypotenuse of a right-angled triangle
sisa female person who has the same parents as another person
skinarrow wood or metal or plastic runners used in pairs for gliding over snow
ifs
sosan internationally recognized distress signal in radio code
sicurge to attack someone
koi
ick
cisan alliance made up of states that had been Soviet Socialist Republics in the Soviet Union prior to its dissolution in Dec 1991
kif
kos(in India) a unit of length having different values in different localities
oks

of
ishave the quality of being; (copula, used with an adjective or a predicate noun)
sothe syllable naming the fifth (dominant) note of any musical scale in solmization
if
ok
sia tetravalent nonmetallic element; next to oxygen it is the most abundant element in the earth's crust; occurs in clay and feldspar and granite and quartz and sand; used as a semiconductor in transistors
osa mouth or mouthlike opening

FOSSICK