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

costthe total spent for goods or services including money and time and labor
titseither of two soft fleshy milk-secreting glandular organs on the chest of a woman
scota native or inhabitant of Scotland
totsa small amount (especially of a drink)
cotsa sheath worn to protect a finger
ticsa local and habitual twitching especially in the face
toit
tost
oticof or relating to near the ear
cist

sitbe seated
its
cosratio of the adjacent side to the hypotenuse of a right-angled triangle
tis
titeither of two soft fleshy milk-secreting glandular organs on the chest of a woman
cota sheath worn to protect a finger
tica local and habitual twitching especially in the face
tota small amount (especially of a drink)
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
sota chronic drinker

to
itthe branch of engineering that deals with the use of computers and telecommunications to retrieve and store and transmit information
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
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
tia light strong grey lustrous corrosion-resistant metallic element used in strong lightweight alloys (as for airplane parts); the main sources are rutile and ilmenite
osa mouth or mouthlike opening

TICTOCS