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

sofaan upholstered seat for more than one person
ciaoan acknowledgment that can be used to say hello or goodbye (aloha is Hawaiian and ciao is Italian)
fico
oafsan awkward stupid person
coifthe arrangement of the hair (especially a woman's hair)
focithe concentration of attention or energy on something
ascisaclike structure in which ascospores are formed through sexual reproduction of ascomycetes
fisca state treasury or exchequer or a royal treasury; originally the public treasury of Rome or the emperor's private purse
ocasSouth American wood sorrel cultivated for its edible tubers

cosratio of the adjacent side to the hypotenuse of a right-angled triangle
ifs
oafan awkward stupid person
sacan enclosed space
sicurge to attack someone
cisan alliance made up of states that had been Soviet Socialist Republics in the Soviet Union prior to its dissolution in Dec 1991
ais
fasa congenital medical condition in which body deformation occurs or facial development or mental ability is impaired because the mother drinks alcohol during pregnancy
ocaSouth American wood sorrel cultivated for its edible tubers

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
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
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
aian agency of the United States Army responsible for providing timely and relevant and accurate and synchronized intelligence to tactical and operational and strategic level commanders
fathe syllable naming the fourth (subdominant) note of the diatonic scale in solmization
osa mouth or mouthlike opening

FIASCO